21876972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{140237}}^1$

素因数の和:140257

約数の個数: 24

約数和(自身を含む): 54973296

約数和(自身を除く): 33096324

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 140237, 280474, 420711, 560948, 841422, 1682844, 1823081, 3646162, 5469243, 7292324, 10938486, 21876972]

約数ペア:

[(1, 21876972), (2, 10938486), (3, 7292324), (4, 5469243), (6, 3646162), (12, 1823081), (13, 1682844), (26, 841422), (39, 560948), (52, 420711), (78, 280474), (156, 140237)]