21771100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{16747}}^1$

素因数の和:16774

約数の個数: 36

約数和(自身を含む): 50880424

約数和(自身を除く): 29109324

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 16747, 33494, 66988, 83735, 167470, 217711, 334940, 418675, 435422, 837350, 870844, 1088555, 1674700, 2177110, 4354220, 5442775, 10885550, 21771100]

約数ペア:

[(1, 21771100), (2, 10885550), (4, 5442775), (5, 4354220), (10, 2177110), (13, 1674700), (20, 1088555), (25, 870844), (26, 837350), (50, 435422), (52, 418675), (65, 334940), (100, 217711), (130, 167470), (260, 83735), (325, 66988), (650, 33494), (1300, 16747)]