21365718184

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{2917}}^1\times {\mathrm{53857}}^1$

素因数の和:56797

約数の個数: 32

約数和(自身を含む): 42432563880

約数和(自身を除く): 21066845696

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 2917, 5834, 11668, 23336, 49589, 53857, 99178, 107714, 198356, 215428, 396712, 430856, 915569, 1831138, 3662276, 7324552, 157100869, 314201738, 628403476, 1256806952, 2670714773, 5341429546, 10682859092, 21365718184]

約数ペア:

[(1, 21365718184), (2, 10682859092), (4, 5341429546), (8, 2670714773), (17, 1256806952), (34, 628403476), (68, 314201738), (136, 157100869), (2917, 7324552), (5834, 3662276), (11668, 1831138), (23336, 915569), (49589, 430856), (53857, 396712), (99178, 215428), (107714, 198356)]