21000314620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{36207439}}^1$

素因数の和:36207477

約数の個数: 24

約数和(自身を含む): 45621374400

約数和(自身を除く): 24621059780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 36207439, 72414878, 144829756, 181037195, 362074390, 724148780, 1050015731, 2100031462, 4200062924, 5250078655, 10500157310, 21000314620]

約数ペア:

[(1, 21000314620), (2, 10500157310), (4, 5250078655), (5, 4200062924), (10, 2100031462), (20, 1050015731), (29, 724148780), (58, 362074390), (116, 181037195), (145, 144829756), (290, 72414878), (580, 36207439)]