21350676812

素因数分解:

$2^2\times {\mathrm{4357}}^1\times {\mathrm{1225079}}^1$

素因数の和:1229440

約数の個数: 12

約数和(自身を含む): 37372290480

約数和(自身を除く): 16021613668

約数列:

[1, 2, 4, 4357, 8714, 17428, 1225079, 2450158, 4900316, 5337669203, 10675338406, 21350676812]

約数ペア:

[(1, 21350676812), (2, 10675338406), (4, 5337669203), (4357, 4900316), (8714, 2450158), (17428, 1225079)]