21974338

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1\times {\mathrm{883}}^1$

素因数の和:1449

約数の個数: 16

約数和(自身を含む): 34497216

約数和(自身を除く): 12522878

約数列:

[1, 2, 23, 46, 541, 883, 1082, 1766, 12443, 20309, 24886, 40618, 477703, 955406, 10987169, 21974338]

約数ペア:

[(1, 21974338), (2, 10987169), (23, 955406), (46, 477703), (541, 40618), (883, 24886), (1082, 20309), (1766, 12443)]