21269536

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{12541}}^1$

素因数の和:12604

約数の個数: 24

約数和(自身を含む): 42667884

約数和(自身を除く): 21398348

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 848, 1696, 12541, 25082, 50164, 100328, 200656, 401312, 664673, 1329346, 2658692, 5317384, 10634768, 21269536]

約数ペア:

[(1, 21269536), (2, 10634768), (4, 5317384), (8, 2658692), (16, 1329346), (32, 664673), (53, 401312), (106, 200656), (212, 100328), (424, 50164), (848, 25082), (1696, 12541)]