21534086

素因数分解:

$2^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{3671}}^1$

素因数の和:4099

約数の個数: 16

約数和(自身を含む): 37013760

約数和(自身を除く): 15479674

約数列:

[1, 2, 7, 14, 419, 838, 2933, 3671, 5866, 7342, 25697, 51394, 1538149, 3076298, 10767043, 21534086]

約数ペア:

[(1, 21534086), (2, 10767043), (7, 3076298), (14, 1538149), (419, 51394), (838, 25697), (2933, 7342), (3671, 5866)]