2100553

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1$

素因数の和:624

約数の個数: 16

約数和(自身を含む): 2653056

約数和(自身を除く): 552503

約数列:

[1, 7, 13, 41, 91, 287, 533, 563, 3731, 3941, 7319, 23083, 51233, 161581, 300079, 2100553]

約数ペア:

[(1, 2100553), (7, 300079), (13, 161581), (41, 51233), (91, 23083), (287, 7319), (533, 3941), (563, 3731)]