28131222

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{669791}}^1$

素因数の和:669803

約数の個数: 16

約数和(自身を含む): 64300032

約数和(自身を除く): 36168810

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 669791, 1339582, 2009373, 4018746, 4688537, 9377074, 14065611, 28131222]

約数ペア:

[(1, 28131222), (2, 14065611), (3, 9377074), (6, 4688537), (7, 4018746), (14, 2009373), (21, 1339582), (42, 669791)]