21442768

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{7487}}^1$

素因数の和:7674

約数の個数: 20

約数和(自身を含む): 41783040

約数和(自身を除く): 20340272

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 7487, 14974, 29948, 59896, 119792, 1340173, 2680346, 5360692, 10721384, 21442768]

約数ペア:

[(1, 21442768), (2, 10721384), (4, 5360692), (8, 2680346), (16, 1340173), (179, 119792), (358, 59896), (716, 29948), (1432, 14974), (2864, 7487)]