21491085239

素因数分解:

${\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1\times {\mathrm{61027}}^1$

素因数の和:61406

約数の個数: 16

約数和(自身を含む): 23458186752

約数和(自身を除く): 1967101513

約数列:

[1, 13, 103, 263, 1339, 3419, 27089, 61027, 352157, 793351, 6285781, 16050101, 81715153, 208651313, 1653160403, 21491085239]

約数ペア:

[(1, 21491085239), (13, 1653160403), (103, 208651313), (263, 81715153), (1339, 16050101), (3419, 6285781), (27089, 793351), (61027, 352157)]