21757944

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{69737}}^1$

素因数の和:69759

約数の個数: 32

約数和(自身を含む): 58579920

約数和(自身を除く): 36821976

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 69737, 139474, 209211, 278948, 418422, 557896, 836844, 906581, 1673688, 1813162, 2719743, 3626324, 5439486, 7252648, 10878972, 21757944]

約数ペア:

[(1, 21757944), (2, 10878972), (3, 7252648), (4, 5439486), (6, 3626324), (8, 2719743), (12, 1813162), (13, 1673688), (24, 906581), (26, 836844), (39, 557896), (52, 418422), (78, 278948), (104, 209211), (156, 139474), (312, 69737)]