21259656

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1579}}^1$

素因数の和:1619

約数の個数: 96

約数和(自身を含む): 66549600

約数和(自身を除く): 45289944

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 22, 24, 33, 34, 36, 44, 51, 66, 68, 72, 88, 99, 102, 132, 136, 153, 187, 198, 204, 264, 306, 374, 396, 408, 561, 612, 748, 792, 1122, 1224, 1496, 1579, 1683, 2244, 3158, 3366, 4488, 4737, 6316, 6732, 9474, 12632, 13464, 14211, 17369, 18948, 26843, 28422, 34738, 37896, 52107, 53686, 56844, 69476, 80529, 104214, 107372, 113688, 138952, 156321, 161058, 208428, 214744, 241587, 295273, 312642, 322116, 416856, 483174, 590546, 625284, 644232, 885819, 966348, 1181092, 1250568, 1771638, 1932696, 2362184, 2657457, 3543276, 5314914, 7086552, 10629828, 21259656]

約数ペア:

[(1, 21259656), (2, 10629828), (3, 7086552), (4, 5314914), (6, 3543276), (8, 2657457), (9, 2362184), (11, 1932696), (12, 1771638), (17, 1250568), (18, 1181092), (22, 966348), (24, 885819), (33, 644232), (34, 625284), (36, 590546), (44, 483174), (51, 416856), (66, 322116), (68, 312642), (72, 295273), (88, 241587), (99, 214744), (102, 208428), (132, 161058), (136, 156321), (153, 138952), (187, 113688), (198, 107372), (204, 104214), (264, 80529), (306, 69476), (374, 56844), (396, 53686), (408, 52107), (561, 37896), (612, 34738), (748, 28422), (792, 26843), (1122, 18948), (1224, 17369), (1496, 14211), (1579, 13464), (1683, 12632), (2244, 9474), (3158, 6732), (3366, 6316), (4488, 4737)]