21524967

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{41959}}^1$

素因数の和:41987

約数の個数: 16

約数和(自身を含む): 33568000

約数和(自身を除く): 12043033

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 41959, 125877, 377631, 797221, 1132893, 2391663, 7174989, 21524967]

約数ペア:

[(1, 21524967), (3, 7174989), (9, 2391663), (19, 1132893), (27, 797221), (57, 377631), (171, 125877), (513, 41959)]