2106681

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:340

約数の個数: 16

約数和(自身を含む): 2924544

約数和(自身を除く): 817863

約数列:

[1, 3, 47, 67, 141, 201, 223, 669, 3149, 9447, 10481, 14941, 31443, 44823, 702227, 2106681]

約数ペア:

[(1, 2106681), (3, 702227), (47, 44823), (67, 31443), (141, 14941), (201, 10481), (223, 9447), (669, 3149)]