21579363

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1019}}^1$

素因数の和:1219

約数の個数: 24

約数和(自身を含む): 33786480

約数和(自身を除く): 12207117

約数列:

[1, 3, 9, 13, 39, 117, 181, 543, 1019, 1629, 2353, 3057, 7059, 9171, 13247, 21177, 39741, 119223, 184439, 553317, 1659951, 2397707, 7193121, 21579363]

約数ペア:

[(1, 21579363), (3, 7193121), (9, 2397707), (13, 1659951), (39, 553317), (117, 184439), (181, 119223), (543, 39741), (1019, 21177), (1629, 13247), (2353, 9171), (3057, 7059)]