21629151

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{379}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 33256080

約数和(自身を除く): 11626929

約数列:

[1, 3, 9, 17, 51, 153, 373, 379, 1119, 1137, 3357, 3411, 6341, 6443, 19023, 19329, 57069, 57987, 141367, 424101, 1272303, 2403239, 7209717, 21629151]

約数ペア:

[(1, 21629151), (3, 7209717), (9, 2403239), (17, 1272303), (51, 424101), (153, 141367), (373, 57987), (379, 57069), (1119, 19329), (1137, 19023), (3357, 6443), (3411, 6341)]