2100904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{20201}}^1$

素因数の和:20220

約数の個数: 16

約数和(自身を含む): 4242420

約数和(自身を除く): 2141516

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 20201, 40402, 80804, 161608, 262613, 525226, 1050452, 2100904]

約数ペア:

[(1, 2100904), (2, 1050452), (4, 525226), (8, 262613), (13, 161608), (26, 80804), (52, 40402), (104, 20201)]