21161426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3217}}^1$

素因数の和:3266

約数の個数: 32

約数和(自身を含む): 38924928

約数和(自身を除く): 17763502

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 143, 253, 286, 299, 506, 598, 3217, 3289, 6434, 6578, 35387, 41821, 70774, 73991, 83642, 147982, 460031, 813901, 920062, 961883, 1627802, 1923766, 10580713, 21161426]

約数ペア:

[(1, 21161426), (2, 10580713), (11, 1923766), (13, 1627802), (22, 961883), (23, 920062), (26, 813901), (46, 460031), (143, 147982), (253, 83642), (286, 73991), (299, 70774), (506, 41821), (598, 35387), (3217, 6578), (3289, 6434)]