21966835

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{1151}}^1$

素因数の和:1514

約数の個数: 16

約数和(自身を含む): 28864512

約数和(自身を除く): 6897677

約数列:

[1, 5, 11, 55, 347, 1151, 1735, 3817, 5755, 12661, 19085, 63305, 399397, 1996985, 4393367, 21966835]

約数ペア:

[(1, 21966835), (5, 4393367), (11, 1996985), (55, 399397), (347, 63305), (1151, 19085), (1735, 12661), (3817, 5755)]