21480452301

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{615821}}^1$

素因数の和:615993

約数の個数: 32

約数和(自身を含む): 35944298496

約数和(自身を除く): 14463846195

約数列:

[1, 3, 7, 11, 21, 33, 77, 151, 231, 453, 1057, 1661, 3171, 4983, 11627, 34881, 615821, 1847463, 4310747, 6774031, 12932241, 20322093, 47418217, 92988971, 142254651, 278966913, 650922797, 1022878681, 1952768391, 3068636043, 7160150767, 21480452301]

約数ペア:

[(1, 21480452301), (3, 7160150767), (7, 3068636043), (11, 1952768391), (21, 1022878681), (33, 650922797), (77, 278966913), (151, 142254651), (231, 92988971), (453, 47418217), (1057, 20322093), (1661, 12932241), (3171, 6774031), (4983, 4310747), (11627, 1847463), (34881, 615821)]