2021337339

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{653}}^1\times {\mathrm{661}}^1$

素因数の和:1547

約数の個数: 32

約数和(自身を含む): 3103371264

約数和(自身を除く): 1082033925

約数列:

[1, 3, 7, 21, 223, 653, 661, 669, 1561, 1959, 1983, 4571, 4627, 4683, 13713, 13881, 145619, 147403, 431633, 436857, 442209, 1019333, 1031821, 1294899, 3021431, 3057999, 3095463, 9064293, 96254159, 288762477, 673779113, 2021337339]

約数ペア:

[(1, 2021337339), (3, 673779113), (7, 288762477), (21, 96254159), (223, 9064293), (653, 3095463), (661, 3057999), (669, 3021431), (1561, 1294899), (1959, 1031821), (1983, 1019333), (4571, 442209), (4627, 436857), (4683, 431633), (13713, 147403), (13881, 145619)]