21197232

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1237}}^1$

素因数の和:1275

約数の個数: 120

約数和(自身を含む): 71843616

約数和(自身を除く): 50646384

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 34, 36, 42, 48, 51, 56, 63, 68, 72, 84, 102, 112, 119, 126, 136, 144, 153, 168, 204, 238, 252, 272, 306, 336, 357, 408, 476, 504, 612, 714, 816, 952, 1008, 1071, 1224, 1237, 1428, 1904, 2142, 2448, 2474, 2856, 3711, 4284, 4948, 5712, 7422, 8568, 8659, 9896, 11133, 14844, 17136, 17318, 19792, 21029, 22266, 25977, 29688, 34636, 42058, 44532, 51954, 59376, 63087, 69272, 77931, 84116, 89064, 103908, 126174, 138544, 147203, 155862, 168232, 178128, 189261, 207816, 252348, 294406, 311724, 336464, 378522, 415632, 441609, 504696, 588812, 623448, 757044, 883218, 1009392, 1177624, 1246896, 1324827, 1514088, 1766436, 2355248, 2649654, 3028176, 3532872, 5299308, 7065744, 10598616, 21197232]

約数ペア:

[(1, 21197232), (2, 10598616), (3, 7065744), (4, 5299308), (6, 3532872), (7, 3028176), (8, 2649654), (9, 2355248), (12, 1766436), (14, 1514088), (16, 1324827), (17, 1246896), (18, 1177624), (21, 1009392), (24, 883218), (28, 757044), (34, 623448), (36, 588812), (42, 504696), (48, 441609), (51, 415632), (56, 378522), (63, 336464), (68, 311724), (72, 294406), (84, 252348), (102, 207816), (112, 189261), (119, 178128), (126, 168232), (136, 155862), (144, 147203), (153, 138544), (168, 126174), (204, 103908), (238, 89064), (252, 84116), (272, 77931), (306, 69272), (336, 63087), (357, 59376), (408, 51954), (476, 44532), (504, 42058), (612, 34636), (714, 29688), (816, 25977), (952, 22266), (1008, 21029), (1071, 19792), (1224, 17318), (1237, 17136), (1428, 14844), (1904, 11133), (2142, 9896), (2448, 8659), (2474, 8568), (2856, 7422), (3711, 5712), (4284, 4948)]