21731406

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{829}}^1$

素因数の和:1108

約数の個数: 32

約数和(自身を含む): 46254240

約数和(自身を除く): 24522834

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 257, 514, 771, 829, 1542, 1658, 2487, 4369, 4974, 8738, 13107, 14093, 26214, 28186, 42279, 84558, 213053, 426106, 639159, 1278318, 3621901, 7243802, 10865703, 21731406]

約数ペア:

[(1, 21731406), (2, 10865703), (3, 7243802), (6, 3621901), (17, 1278318), (34, 639159), (51, 426106), (102, 213053), (257, 84558), (514, 42279), (771, 28186), (829, 26214), (1542, 14093), (1658, 13107), (2487, 8738), (4369, 4974)]