21716944

素因数分解:

$2^4\times {\mathrm{727}}^1\times {\mathrm{1867}}^1$

素因数の和:2602

約数の個数: 20

約数和(自身を含む): 42157024

約数和(自身を除く): 20440080

約数列:

[1, 2, 4, 8, 16, 727, 1454, 1867, 2908, 3734, 5816, 7468, 11632, 14936, 29872, 1357309, 2714618, 5429236, 10858472, 21716944]

約数ペア:

[(1, 21716944), (2, 10858472), (4, 5429236), (8, 2714618), (16, 1357309), (727, 29872), (1454, 14936), (1867, 11632), (2908, 7468), (3734, 5816)]