21941962

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{42359}}^1$

素因数の和:42405

約数の個数: 16

約数和(自身を含む): 38632320

約数和(自身を除く): 16690358

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 42359, 84718, 296513, 593026, 1567283, 3134566, 10970981, 21941962]

約数ペア:

[(1, 21941962), (2, 10970981), (7, 3134566), (14, 1567283), (37, 593026), (74, 296513), (259, 84718), (518, 42359)]