21911968

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{52673}}^1$

素因数の和:52696

約数の個数: 24

約数和(自身を含む): 46458468

約数和(自身を除く): 24546500

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 52673, 105346, 210692, 421384, 684749, 842768, 1369498, 1685536, 2738996, 5477992, 10955984, 21911968]

約数ペア:

[(1, 21911968), (2, 10955984), (4, 5477992), (8, 2738996), (13, 1685536), (16, 1369498), (26, 842768), (32, 684749), (52, 421384), (104, 210692), (208, 105346), (416, 52673)]