21872728

素因数分解:

$2^3\times {\mathrm{29}}^2\times {\mathrm{3251}}^1$

素因数の和:3315

約数の個数: 24

約数和(自身を含む): 42487380

約数和(自身を除く): 20614652

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 841, 1682, 3251, 3364, 6502, 6728, 13004, 26008, 94279, 188558, 377116, 754232, 2734091, 5468182, 10936364, 21872728]

約数ペア:

[(1, 21872728), (2, 10936364), (4, 5468182), (8, 2734091), (29, 754232), (58, 377116), (116, 188558), (232, 94279), (841, 26008), (1682, 13004), (3251, 6728), (3364, 6502)]