21486156

素因数分解:

$2^2\times 3^1\times {\mathrm{421}}^1\times {\mathrm{4253}}^1$

素因数の和:4681

約数の個数: 24

約数和(自身を含む): 50265264

約数和(自身を除く): 28779108

約数列:

[1, 2, 3, 4, 6, 12, 421, 842, 1263, 1684, 2526, 4253, 5052, 8506, 12759, 17012, 25518, 51036, 1790513, 3581026, 5371539, 7162052, 10743078, 21486156]

約数ペア:

[(1, 21486156), (2, 10743078), (3, 7162052), (4, 5371539), (6, 3581026), (12, 1790513), (421, 51036), (842, 25518), (1263, 17012), (1684, 12759), (2526, 8506), (4253, 5052)]