21943564

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1741}}^1$

素因数の和:1905

約数の個数: 24

約数和(自身を含む): 40386528

約数和(自身を除く): 18442964

約数列:

[1, 2, 4, 23, 46, 92, 137, 274, 548, 1741, 3151, 3482, 6302, 6964, 12604, 40043, 80086, 160172, 238517, 477034, 954068, 5485891, 10971782, 21943564]

約数ペア:

[(1, 21943564), (2, 10971782), (4, 5485891), (23, 954068), (46, 477034), (92, 238517), (137, 160172), (274, 80086), (548, 40043), (1741, 12604), (3151, 6964), (3482, 6302)]