21989499842

素因数分解:

$2^1\times {\mathrm{877}}^1\times {\mathrm{2713}}^1\times {\mathrm{4621}}^1$

素因数の和:8213

約数の個数: 16

約数和(自身を含む): 33041180472

約数和(自身を除く): 11051680630

約数列:

[1, 2, 877, 1754, 2713, 4621, 5426, 9242, 2379301, 4052617, 4758602, 8105234, 12536773, 25073546, 10994749921, 21989499842]

約数ペア:

[(1, 21989499842), (2, 10994749921), (877, 25073546), (1754, 12536773), (2713, 8105234), (4621, 4758602), (5426, 4052617), (9242, 2379301)]