21912366

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{521723}}^1$

素因数の和:521735

約数の個数: 16

約数和(自身を含む): 50085504

約数和(自身を除く): 28173138

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 521723, 1043446, 1565169, 3130338, 3652061, 7304122, 10956183, 21912366]

約数ペア:

[(1, 21912366), (2, 10956183), (3, 7304122), (6, 3652061), (7, 3130338), (14, 1565169), (21, 1043446), (42, 521723)]