21772556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22037}}^1$

素因数の和:22073

約数の個数: 24

約数和(自身を含む): 43194480

約数和(自身を除く): 21421924

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 22037, 44074, 88148, 286481, 418703, 572962, 837406, 1145924, 1674812, 5443139, 10886278, 21772556]

約数ペア:

[(1, 21772556), (2, 10886278), (4, 5443139), (13, 1674812), (19, 1145924), (26, 837406), (38, 572962), (52, 418703), (76, 286481), (247, 88148), (494, 44074), (988, 22037)]