21371502

素因数分解:

$2^1\times 3^1\times {\mathrm{449}}^1\times {\mathrm{7933}}^1$

素因数の和:8387

約数の個数: 16

約数和(自身を含む): 42843600

約数和(自身を除く): 21472098

約数列:

[1, 2, 3, 6, 449, 898, 1347, 2694, 7933, 15866, 23799, 47598, 3561917, 7123834, 10685751, 21371502]

約数ペア:

[(1, 21371502), (2, 10685751), (3, 7123834), (6, 3561917), (449, 47598), (898, 23799), (1347, 15866), (2694, 7933)]