21228056

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{85597}}^1$

素因数の和:85634

約数の個数: 16

約数和(自身を含む): 41087040

約数和(自身を除く): 19858984

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 85597, 171194, 342388, 684776, 2653507, 5307014, 10614028, 21228056]

約数ペア:

[(1, 21228056), (2, 10614028), (4, 5307014), (8, 2653507), (31, 684776), (62, 342388), (124, 171194), (248, 85597)]