21781848

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{82507}}^1$

素因数の和:82527

約数の個数: 32

約数和(自身を含む): 59405760

約数和(自身を除く): 37623912

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 82507, 165014, 247521, 330028, 495042, 660056, 907577, 990084, 1815154, 1980168, 2722731, 3630308, 5445462, 7260616, 10890924, 21781848]

約数ペア:

[(1, 21781848), (2, 10890924), (3, 7260616), (4, 5445462), (6, 3630308), (8, 2722731), (11, 1980168), (12, 1815154), (22, 990084), (24, 907577), (33, 660056), (44, 495042), (66, 330028), (88, 247521), (132, 165014), (264, 82507)]