21530124

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{863}}^1$

素因数の和:897

約数の個数: 120

約数和(自身を含む): 70253568

約数和(自身を除く): 48723444

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 81, 84, 99, 108, 126, 132, 154, 162, 189, 198, 231, 252, 297, 308, 324, 378, 396, 462, 567, 594, 693, 756, 863, 891, 924, 1134, 1188, 1386, 1726, 1782, 2079, 2268, 2589, 2772, 3452, 3564, 4158, 5178, 6041, 6237, 7767, 8316, 9493, 10356, 12082, 12474, 15534, 18123, 18986, 23301, 24164, 24948, 28479, 31068, 36246, 37972, 46602, 54369, 56958, 66451, 69903, 72492, 85437, 93204, 108738, 113916, 132902, 139806, 163107, 170874, 199353, 217476, 256311, 265804, 279612, 326214, 341748, 398706, 489321, 512622, 598059, 652428, 768933, 797412, 978642, 1025244, 1196118, 1537866, 1794177, 1957284, 2392236, 3075732, 3588354, 5382531, 7176708, 10765062, 21530124]

約数ペア:

[(1, 21530124), (2, 10765062), (3, 7176708), (4, 5382531), (6, 3588354), (7, 3075732), (9, 2392236), (11, 1957284), (12, 1794177), (14, 1537866), (18, 1196118), (21, 1025244), (22, 978642), (27, 797412), (28, 768933), (33, 652428), (36, 598059), (42, 512622), (44, 489321), (54, 398706), (63, 341748), (66, 326214), (77, 279612), (81, 265804), (84, 256311), (99, 217476), (108, 199353), (126, 170874), (132, 163107), (154, 139806), (162, 132902), (189, 113916), (198, 108738), (231, 93204), (252, 85437), (297, 72492), (308, 69903), (324, 66451), (378, 56958), (396, 54369), (462, 46602), (567, 37972), (594, 36246), (693, 31068), (756, 28479), (863, 24948), (891, 24164), (924, 23301), (1134, 18986), (1188, 18123), (1386, 15534), (1726, 12474), (1782, 12082), (2079, 10356), (2268, 9493), (2589, 8316), (2772, 7767), (3452, 6237), (3564, 6041), (4158, 5178)]