21111402

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{270659}}^1$

素因数の和:270677

約数の個数: 16

約数和(自身を含む): 45470880

約数和(自身を除く): 24359478

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 270659, 541318, 811977, 1623954, 3518567, 7037134, 10555701, 21111402]

約数ペア:

[(1, 21111402), (2, 10555701), (3, 7037134), (6, 3518567), (13, 1623954), (26, 811977), (39, 541318), (78, 270659)]