21074664

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67547}}^1$

素因数の和:67569

約数の個数: 32

約数和(自身を含む): 56740320

約数和(自身を除く): 35665656

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 67547, 135094, 202641, 270188, 405282, 540376, 810564, 878111, 1621128, 1756222, 2634333, 3512444, 5268666, 7024888, 10537332, 21074664]

約数ペア:

[(1, 21074664), (2, 10537332), (3, 7024888), (4, 5268666), (6, 3512444), (8, 2634333), (12, 1756222), (13, 1621128), (24, 878111), (26, 810564), (39, 540376), (52, 405282), (78, 270188), (104, 202641), (156, 135094), (312, 67547)]