21876310

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{26357}}^1$

素因数の和:26447

約数の個数: 16

約数和(自身を含む): 39853296

約数和(自身を除く): 17976986

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 26357, 52714, 131785, 263570, 2187631, 4375262, 10938155, 21876310]

約数ペア:

[(1, 21876310), (2, 10938155), (5, 4375262), (10, 2187631), (83, 263570), (166, 131785), (415, 52714), (830, 26357)]