21199974

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{153623}}^1$

素因数の和:153651

約数の個数: 16

約数和(自身を含む): 44243712

約数和(自身を除く): 23043738

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 153623, 307246, 460869, 921738, 3533329, 7066658, 10599987, 21199974]

約数ペア:

[(1, 21199974), (2, 10599987), (3, 7066658), (6, 3533329), (23, 921738), (46, 460869), (69, 307246), (138, 153623)]