21242022016

素因数分解:

$2^7\times {\mathrm{43}}^2\times {\mathrm{89753}}^1$

素因数の和:89853

約数の個数: 48

約数和(自身を含む): 43325602110

約数和(自身を除く): 22083580094

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 1849, 2752, 3698, 5504, 7396, 14792, 29584, 59168, 89753, 118336, 179506, 236672, 359012, 718024, 1436048, 2872096, 3859379, 5744192, 7718758, 11488384, 15437516, 30875032, 61750064, 123500128, 165953297, 247000256, 331906594, 494000512, 663813188, 1327626376, 2655252752, 5310505504, 10621011008, 21242022016]

約数ペア:

[(1, 21242022016), (2, 10621011008), (4, 5310505504), (8, 2655252752), (16, 1327626376), (32, 663813188), (43, 494000512), (64, 331906594), (86, 247000256), (128, 165953297), (172, 123500128), (344, 61750064), (688, 30875032), (1376, 15437516), (1849, 11488384), (2752, 7718758), (3698, 5744192), (5504, 3859379), (7396, 2872096), (14792, 1436048), (29584, 718024), (59168, 359012), (89753, 236672), (118336, 179506)]