21691632

素因数分解:

$2^4\times 3^1\times {\mathrm{451909}}^1$

素因数の和:451920

約数の個数: 20

約数和(自身を含む): 56036840

約数和(自身を除く): 34345208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 451909, 903818, 1355727, 1807636, 2711454, 3615272, 5422908, 7230544, 10845816, 21691632]

約数ペア:

[(1, 21691632), (2, 10845816), (3, 7230544), (4, 5422908), (6, 3615272), (8, 2711454), (12, 1807636), (16, 1355727), (24, 903818), (48, 451909)]