21190330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17807}}^1$

素因数の和:17838

約数の個数: 32

約数和(自身を含む): 46158336

約数和(自身を除く): 24968006

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 17807, 35614, 89035, 124649, 178070, 249298, 302719, 605438, 623245, 1246490, 1513595, 2119033, 3027190, 4238066, 10595165, 21190330]

約数ペア:

[(1, 21190330), (2, 10595165), (5, 4238066), (7, 3027190), (10, 2119033), (14, 1513595), (17, 1246490), (34, 623245), (35, 605438), (70, 302719), (85, 249298), (119, 178070), (170, 124649), (238, 89035), (595, 35614), (1190, 17807)]