21835664

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{23131}}^1$

素因数の和:23198

約数の個数: 20

約数和(自身を含む): 43025520

約数和(自身を除く): 21189856

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 23131, 46262, 92524, 185048, 370096, 1364729, 2729458, 5458916, 10917832, 21835664]

約数ペア:

[(1, 21835664), (2, 10917832), (4, 5458916), (8, 2729458), (16, 1364729), (59, 370096), (118, 185048), (236, 92524), (472, 46262), (944, 23131)]