21995832

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{13679}}^1$

素因数の和:13755

約数の個数: 32

約数和(自身を含む): 55814400

約数和(自身を除く): 33818568

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 13679, 27358, 41037, 54716, 82074, 109432, 164148, 328296, 916493, 1832986, 2749479, 3665972, 5498958, 7331944, 10997916, 21995832]

約数ペア:

[(1, 21995832), (2, 10997916), (3, 7331944), (4, 5498958), (6, 3665972), (8, 2749479), (12, 1832986), (24, 916493), (67, 328296), (134, 164148), (201, 109432), (268, 82074), (402, 54716), (536, 41037), (804, 27358), (1608, 13679)]