21715678976

素因数分解:

$2^8\times {\mathrm{53}}^1\times {\mathrm{593}}^1\times {\mathrm{2699}}^1$

素因数の和:3361

約数の個数: 72

約数和(自身を含む): 44255257200

約数和(自身を除く): 22539578224

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 256, 424, 593, 848, 1186, 1696, 2372, 2699, 3392, 4744, 5398, 6784, 9488, 10796, 13568, 18976, 21592, 31429, 37952, 43184, 62858, 75904, 86368, 125716, 143047, 151808, 172736, 251432, 286094, 345472, 502864, 572188, 690944, 1005728, 1144376, 1600507, 2011456, 2288752, 3201014, 4022912, 4577504, 6402028, 8045824, 9155008, 12804056, 18310016, 25608112, 36620032, 51216224, 84826871, 102432448, 169653742, 204864896, 339307484, 409729792, 678614968, 1357229936, 2714459872, 5428919744, 10857839488, 21715678976]

約数ペア:

[(1, 21715678976), (2, 10857839488), (4, 5428919744), (8, 2714459872), (16, 1357229936), (32, 678614968), (53, 409729792), (64, 339307484), (106, 204864896), (128, 169653742), (212, 102432448), (256, 84826871), (424, 51216224), (593, 36620032), (848, 25608112), (1186, 18310016), (1696, 12804056), (2372, 9155008), (2699, 8045824), (3392, 6402028), (4744, 4577504), (5398, 4022912), (6784, 3201014), (9488, 2288752), (10796, 2011456), (13568, 1600507), (18976, 1144376), (21592, 1005728), (31429, 690944), (37952, 572188), (43184, 502864), (62858, 345472), (75904, 286094), (86368, 251432), (125716, 172736), (143047, 151808)]