21607492

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{359}}^1\times {\mathrm{367}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 38949120

約数和(自身を除く): 17341628

約数列:

[1, 2, 4, 41, 82, 164, 359, 367, 718, 734, 1436, 1468, 14719, 15047, 29438, 30094, 58876, 60188, 131753, 263506, 527012, 5401873, 10803746, 21607492]

約数ペア:

[(1, 21607492), (2, 10803746), (4, 5401873), (41, 527012), (82, 263506), (164, 131753), (359, 60188), (367, 58876), (718, 30094), (734, 29438), (1436, 15047), (1468, 14719)]