21972483

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11047}}^1$

素因数の和:11083

約数の個数: 24

約数和(自身を含む): 36193248

約数和(自身を除く): 14220765

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 11047, 33141, 99423, 143611, 187799, 430833, 563397, 1292499, 1690191, 2441387, 7324161, 21972483]

約数ペア:

[(1, 21972483), (3, 7324161), (9, 2441387), (13, 1690191), (17, 1292499), (39, 563397), (51, 430833), (117, 187799), (153, 143611), (221, 99423), (663, 33141), (1989, 11047)]