21409534

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{541}}^1$

素因数の和:1011

約数の個数: 16

約数和(自身を含む): 32936256

約数和(自身を除く): 11526722

約数列:

[1, 2, 47, 94, 421, 541, 842, 1082, 19787, 25427, 39574, 50854, 227761, 455522, 10704767, 21409534]

約数ペア:

[(1, 21409534), (2, 10704767), (47, 455522), (94, 227761), (421, 50854), (541, 39574), (842, 25427), (1082, 19787)]