21821468

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{433}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 39299568

約数和(自身を除く): 17478100

約数列:

[1, 2, 4, 43, 86, 172, 293, 433, 586, 866, 1172, 1732, 12599, 18619, 25198, 37238, 50396, 74476, 126869, 253738, 507476, 5455367, 10910734, 21821468]

約数ペア:

[(1, 21821468), (2, 10910734), (4, 5455367), (43, 507476), (86, 253738), (172, 126869), (293, 74476), (433, 50396), (586, 37238), (866, 25198), (1172, 18619), (1732, 12599)]