21065502

素因数分解:

$2^1\times 3^1\times {\mathrm{331}}^1\times {\mathrm{10607}}^1$

素因数の和:10943

約数の個数: 16

約数和(自身を含む): 42262272

約数和(自身を除く): 21196770

約数列:

[1, 2, 3, 6, 331, 662, 993, 1986, 10607, 21214, 31821, 63642, 3510917, 7021834, 10532751, 21065502]

約数ペア:

[(1, 21065502), (2, 10532751), (3, 7021834), (6, 3510917), (331, 63642), (662, 31821), (993, 21214), (1986, 10607)]