21004147360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{58061}}^1$

素因数の和:58119

約数の個数: 192

約数和(自身を含む): 63208615680

約数和(自身を除く): 42204468320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 32, 34, 35, 38, 40, 56, 68, 70, 76, 80, 85, 95, 112, 119, 133, 136, 140, 152, 160, 170, 190, 224, 238, 266, 272, 280, 304, 323, 340, 380, 476, 532, 544, 560, 595, 608, 646, 665, 680, 760, 952, 1064, 1120, 1190, 1292, 1330, 1360, 1520, 1615, 1904, 2128, 2261, 2380, 2584, 2660, 2720, 3040, 3230, 3808, 4256, 4522, 4760, 5168, 5320, 6460, 9044, 9520, 10336, 10640, 11305, 12920, 18088, 19040, 21280, 22610, 25840, 36176, 45220, 51680, 58061, 72352, 90440, 116122, 180880, 232244, 290305, 361760, 406427, 464488, 580610, 812854, 928976, 987037, 1103159, 1161220, 1625708, 1857952, 1974074, 2032135, 2206318, 2322440, 3251416, 3948148, 4064270, 4412636, 4644880, 4935185, 5515795, 6502832, 6909259, 7722113, 7896296, 8128540, 8825272, 9289760, 9870370, 11031590, 13005664, 13818518, 15444226, 15792592, 16257080, 17650544, 18753703, 19740740, 22063180, 27637036, 30888452, 31585184, 32514160, 34546295, 35301088, 37507406, 38610565, 39481480, 44126360, 55274072, 61776904, 65028320, 69092590, 75014812, 77221130, 78962960, 88252720, 93768515, 110548144, 123553808, 131275921, 138185180, 150029624, 154442260, 157925920, 176505440, 187537030, 221096288, 247107616, 262551842, 276370360, 300059248, 308884520, 375074060, 525103684, 552740720, 600118496, 617769040, 656379605, 750148120, 1050207368, 1105481440, 1235538080, 1312759210, 1500296240, 2100414736, 2625518420, 3000592480, 4200829472, 5251036840, 10502073680, 21004147360]

約数ペア:

[(1, 21004147360), (2, 10502073680), (4, 5251036840), (5, 4200829472), (7, 3000592480), (8, 2625518420), (10, 2100414736), (14, 1500296240), (16, 1312759210), (17, 1235538080), (19, 1105481440), (20, 1050207368), (28, 750148120), (32, 656379605), (34, 617769040), (35, 600118496), (38, 552740720), (40, 525103684), (56, 375074060), (68, 308884520), (70, 300059248), (76, 276370360), (80, 262551842), (85, 247107616), (95, 221096288), (112, 187537030), (119, 176505440), (133, 157925920), (136, 154442260), (140, 150029624), (152, 138185180), (160, 131275921), (170, 123553808), (190, 110548144), (224, 93768515), (238, 88252720), (266, 78962960), (272, 77221130), (280, 75014812), (304, 69092590), (323, 65028320), (340, 61776904), (380, 55274072), (476, 44126360), (532, 39481480), (544, 38610565), (560, 37507406), (595, 35301088), (608, 34546295), (646, 32514160), (665, 31585184), (680, 30888452), (760, 27637036), (952, 22063180), (1064, 19740740), (1120, 18753703), (1190, 17650544), (1292, 16257080), (1330, 15792592), (1360, 15444226), (1520, 13818518), (1615, 13005664), (1904, 11031590), (2128, 9870370), (2261, 9289760), (2380, 8825272), (2584, 8128540), (2660, 7896296), (2720, 7722113), (3040, 6909259), (3230, 6502832), (3808, 5515795), (4256, 4935185), (4522, 4644880), (4760, 4412636), (5168, 4064270), (5320, 3948148), (6460, 3251416), (9044, 2322440), (9520, 2206318), (10336, 2032135), (10640, 1974074), (11305, 1857952), (12920, 1625708), (18088, 1161220), (19040, 1103159), (21280, 987037), (22610, 928976), (25840, 812854), (36176, 580610), (45220, 464488), (51680, 406427), (58061, 361760), (72352, 290305), (90440, 232244), (116122, 180880)]