21292128

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:98

約数の個数: 216

約数和(自身を含む): 73198944

約数和(自身を除く): 51906816

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 32, 33, 36, 39, 44, 47, 48, 52, 66, 72, 78, 88, 94, 96, 99, 104, 117, 121, 132, 141, 143, 144, 156, 176, 188, 198, 208, 234, 242, 264, 282, 286, 288, 312, 352, 363, 376, 396, 416, 423, 429, 468, 484, 517, 528, 564, 572, 611, 624, 726, 752, 792, 846, 858, 936, 968, 1034, 1056, 1089, 1128, 1144, 1222, 1248, 1287, 1452, 1504, 1551, 1573, 1584, 1692, 1716, 1833, 1872, 1936, 2068, 2178, 2256, 2288, 2444, 2574, 2904, 3102, 3146, 3168, 3384, 3432, 3666, 3744, 3872, 4136, 4356, 4512, 4576, 4653, 4719, 4888, 5148, 5499, 5687, 5808, 6204, 6292, 6721, 6768, 6864, 7332, 8272, 8712, 9306, 9438, 9776, 10296, 10998, 11374, 11616, 12408, 12584, 13442, 13536, 13728, 14157, 14664, 16544, 17061, 17424, 18612, 18876, 19552, 20163, 20592, 21996, 22748, 24816, 25168, 26884, 28314, 29328, 34122, 34848, 37224, 37752, 40326, 41184, 43992, 45496, 49632, 50336, 51183, 53768, 56628, 58656, 60489, 68244, 73931, 74448, 75504, 80652, 87984, 90992, 102366, 107536, 113256, 120978, 136488, 147862, 148896, 151008, 161304, 175968, 181984, 204732, 215072, 221793, 226512, 241956, 272976, 295724, 322608, 409464, 443586, 453024, 483912, 545952, 591448, 645216, 665379, 818928, 887172, 967824, 1182896, 1330758, 1637856, 1774344, 1935648, 2365792, 2661516, 3548688, 5323032, 7097376, 10646064, 21292128]

約数ペア:

[(1, 21292128), (2, 10646064), (3, 7097376), (4, 5323032), (6, 3548688), (8, 2661516), (9, 2365792), (11, 1935648), (12, 1774344), (13, 1637856), (16, 1330758), (18, 1182896), (22, 967824), (24, 887172), (26, 818928), (32, 665379), (33, 645216), (36, 591448), (39, 545952), (44, 483912), (47, 453024), (48, 443586), (52, 409464), (66, 322608), (72, 295724), (78, 272976), (88, 241956), (94, 226512), (96, 221793), (99, 215072), (104, 204732), (117, 181984), (121, 175968), (132, 161304), (141, 151008), (143, 148896), (144, 147862), (156, 136488), (176, 120978), (188, 113256), (198, 107536), (208, 102366), (234, 90992), (242, 87984), (264, 80652), (282, 75504), (286, 74448), (288, 73931), (312, 68244), (352, 60489), (363, 58656), (376, 56628), (396, 53768), (416, 51183), (423, 50336), (429, 49632), (468, 45496), (484, 43992), (517, 41184), (528, 40326), (564, 37752), (572, 37224), (611, 34848), (624, 34122), (726, 29328), (752, 28314), (792, 26884), (846, 25168), (858, 24816), (936, 22748), (968, 21996), (1034, 20592), (1056, 20163), (1089, 19552), (1128, 18876), (1144, 18612), (1222, 17424), (1248, 17061), (1287, 16544), (1452, 14664), (1504, 14157), (1551, 13728), (1573, 13536), (1584, 13442), (1692, 12584), (1716, 12408), (1833, 11616), (1872, 11374), (1936, 10998), (2068, 10296), (2178, 9776), (2256, 9438), (2288, 9306), (2444, 8712), (2574, 8272), (2904, 7332), (3102, 6864), (3146, 6768), (3168, 6721), (3384, 6292), (3432, 6204), (3666, 5808), (3744, 5687), (3872, 5499), (4136, 5148), (4356, 4888), (4512, 4719), (4576, 4653)]