21328978082

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1378019}}^1$

素因数の和:1378201

約数の個数: 16

約数和(自身を含む): 32741755200

約数和(自身を除く): 11412777118

約数列:

[1, 2, 71, 109, 142, 218, 7739, 15478, 1378019, 2756038, 97839349, 150204071, 195678698, 300408142, 10664489041, 21328978082]

約数ペア:

[(1, 21328978082), (2, 10664489041), (71, 300408142), (109, 195678698), (142, 150204071), (218, 97839349), (7739, 2756038), (15478, 1378019)]