21006008

素因数分解:

$2^3\times {\mathrm{179}}^1\times {\mathrm{14669}}^1$

素因数の和:14854

約数の個数: 16

約数和(自身を含む): 39609000

約数和(自身を除く): 18602992

約数列:

[1, 2, 4, 8, 179, 358, 716, 1432, 14669, 29338, 58676, 117352, 2625751, 5251502, 10503004, 21006008]

約数ペア:

[(1, 21006008), (2, 10503004), (4, 5251502), (8, 2625751), (179, 117352), (358, 58676), (716, 29338), (1432, 14669)]