21260296

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1453}}^1$

素因数の和:1549

約数の個数: 32

約数和(自身を含む): 41875200

約数和(自身を除く): 20614904

約数列:

[1, 2, 4, 8, 31, 59, 62, 118, 124, 236, 248, 472, 1453, 1829, 2906, 3658, 5812, 7316, 11624, 14632, 45043, 85727, 90086, 171454, 180172, 342908, 360344, 685816, 2657537, 5315074, 10630148, 21260296]

約数ペア:

[(1, 21260296), (2, 10630148), (4, 5315074), (8, 2657537), (31, 685816), (59, 360344), (62, 342908), (118, 180172), (124, 171454), (236, 90086), (248, 85727), (472, 45043), (1453, 14632), (1829, 11624), (2906, 7316), (3658, 5812)]