21964917

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{5167}}^1$

素因数の和:5292

約数の個数: 16

約数和(自身を含む): 31834880

約数和(自身を除く): 9869963

約数列:

[1, 3, 13, 39, 109, 327, 1417, 4251, 5167, 15501, 67171, 201513, 563203, 1689609, 7321639, 21964917]

約数ペア:

[(1, 21964917), (3, 7321639), (13, 1689609), (39, 563203), (109, 201513), (327, 67171), (1417, 15501), (4251, 5167)]