21252484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15581}}^1$

素因数の和:15627

約数の個数: 24

約数和(自身を含む): 41884416

約数和(自身を除く): 20631932

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 15581, 31162, 62324, 171391, 342782, 483011, 685564, 966022, 1932044, 5313121, 10626242, 21252484]

約数ペア:

[(1, 21252484), (2, 10626242), (4, 5313121), (11, 1932044), (22, 966022), (31, 685564), (44, 483011), (62, 342782), (124, 171391), (341, 62324), (682, 31162), (1364, 15581)]