6721686

素因数分解:

$2^1\times 3^2\times {\mathrm{421}}^1\times {\mathrm{887}}^1$

素因数の和:1316

約数の個数: 24

約数和(自身を含む): 14614704

約数和(自身を除く): 7893018

約数列:

[1, 2, 3, 6, 9, 18, 421, 842, 887, 1263, 1774, 2526, 2661, 3789, 5322, 7578, 7983, 15966, 373427, 746854, 1120281, 2240562, 3360843, 6721686]

約数ペア:

[(1, 6721686), (2, 3360843), (3, 2240562), (6, 1120281), (9, 746854), (18, 373427), (421, 15966), (842, 7983), (887, 7578), (1263, 5322), (1774, 3789), (2526, 2661)]