21915693783

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{313}}^1\times {\mathrm{131861}}^1$

素因数の和:132239

約数の個数: 24

約数和(自身を含む): 32295641040

約数和(自身を除く): 10379947257

約数列:

[1, 3, 9, 59, 177, 313, 531, 939, 2817, 18467, 55401, 131861, 166203, 395583, 1186749, 7779799, 23339397, 41272493, 70018191, 123817479, 371452437, 2435077087, 7305231261, 21915693783]

約数ペア:

[(1, 21915693783), (3, 7305231261), (9, 2435077087), (59, 371452437), (177, 123817479), (313, 70018191), (531, 41272493), (939, 23339397), (2817, 7779799), (18467, 1186749), (55401, 395583), (131861, 166203)]