21675606

素因数分解:

$2^1\times 3^1\times {\mathrm{421}}^1\times {\mathrm{8581}}^1$

素因数の和:9007

約数の個数: 16

約数和(自身を含む): 43459248

約数和(自身を除く): 21783642

約数列:

[1, 2, 3, 6, 421, 842, 1263, 2526, 8581, 17162, 25743, 51486, 3612601, 7225202, 10837803, 21675606]

約数ペア:

[(1, 21675606), (2, 10837803), (3, 7225202), (6, 3612601), (421, 51486), (842, 25743), (1263, 17162), (2526, 8581)]