21700672

素因数分解:

$2^6\times 7^1\times {\mathrm{59}}^1\times {\mathrm{821}}^1$

素因数の和:899

約数の個数: 56

約数和(自身を含む): 50109120

約数和(自身を除く): 28408448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 59, 64, 112, 118, 224, 236, 413, 448, 472, 821, 826, 944, 1642, 1652, 1888, 3284, 3304, 3776, 5747, 6568, 6608, 11494, 13136, 13216, 22988, 26272, 26432, 45976, 48439, 52544, 91952, 96878, 183904, 193756, 339073, 367808, 387512, 678146, 775024, 1356292, 1550048, 2712584, 3100096, 5425168, 10850336, 21700672]

約数ペア:

[(1, 21700672), (2, 10850336), (4, 5425168), (7, 3100096), (8, 2712584), (14, 1550048), (16, 1356292), (28, 775024), (32, 678146), (56, 387512), (59, 367808), (64, 339073), (112, 193756), (118, 183904), (224, 96878), (236, 91952), (413, 52544), (448, 48439), (472, 45976), (821, 26432), (826, 26272), (944, 22988), (1642, 13216), (1652, 13136), (1888, 11494), (3284, 6608), (3304, 6568), (3776, 5747)]