21747796

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{26783}}^1$

素因数の和:26823

約数の個数: 24

約数和(自身を含む): 44997120

約数和(自身を除く): 23249324

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 26783, 53566, 107132, 187481, 374962, 749924, 776707, 1553414, 3106828, 5436949, 10873898, 21747796]

約数ペア:

[(1, 21747796), (2, 10873898), (4, 5436949), (7, 3106828), (14, 1553414), (28, 776707), (29, 749924), (58, 374962), (116, 187481), (203, 107132), (406, 53566), (812, 26783)]