21007029190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{300100417}}^1$

素因数の和:300100431

約数の個数: 16

約数和(自身を含む): 43214460192

約数和(自身を除く): 22207431002

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 300100417, 600200834, 1500502085, 2100702919, 3001004170, 4201405838, 10503514595, 21007029190]

約数ペア:

[(1, 21007029190), (2, 10503514595), (5, 4201405838), (7, 3001004170), (10, 2100702919), (14, 1500502085), (35, 600200834), (70, 300100417)]