21446428

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{293}}^1\times {\mathrm{631}}^1$

素因数の和:957

約数の個数: 24

約数和(自身を含む): 39019680

約数和(自身を除く): 17573252

約数列:

[1, 2, 4, 29, 58, 116, 293, 586, 631, 1172, 1262, 2524, 8497, 16994, 18299, 33988, 36598, 73196, 184883, 369766, 739532, 5361607, 10723214, 21446428]

約数ペア:

[(1, 21446428), (2, 10723214), (4, 5361607), (29, 739532), (58, 369766), (116, 184883), (293, 73196), (586, 36598), (631, 33988), (1172, 18299), (1262, 16994), (2524, 8497)]