21479946

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{67547}}^1$

素因数の和:67605

約数の個数: 16

約数和(自身を含む): 43771104

約数和(自身を除く): 22291158

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 67547, 135094, 202641, 405282, 3579991, 7159982, 10739973, 21479946]

約数ペア:

[(1, 21479946), (2, 10739973), (3, 7159982), (6, 3579991), (53, 405282), (106, 202641), (159, 135094), (318, 67547)]