19821099

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{7333}}^1$

素因数の和:7406

約数の個数: 16

約数和(自身を含む): 28514592

約数和(自身を除く): 8693493

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 7333, 21999, 124661, 373983, 388649, 1165947, 6607033, 19821099]

約数ペア:

[(1, 19821099), (3, 6607033), (17, 1165947), (51, 388649), (53, 373983), (159, 124661), (901, 21999), (2703, 7333)]