21825808

素因数分解:

$2^4\times {\mathrm{733}}^1\times {\mathrm{1861}}^1$

素因数の和:2602

約数の個数: 20

約数和(自身を含む): 42367948

約数和(自身を除く): 20542140

約数列:

[1, 2, 4, 8, 16, 733, 1466, 1861, 2932, 3722, 5864, 7444, 11728, 14888, 29776, 1364113, 2728226, 5456452, 10912904, 21825808]

約数ペア:

[(1, 21825808), (2, 10912904), (4, 5456452), (8, 2728226), (16, 1364113), (733, 29776), (1466, 14888), (1861, 11728), (2932, 7444), (3722, 5864)]