21879181806

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{1171}}^1\times {\mathrm{84163}}^1$

素因数の和:85376

約数の個数: 32

約数和(自身を含む): 44979934848

約数和(自身を除く): 23100753042

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 1171, 2342, 3513, 7026, 43327, 84163, 86654, 129981, 168326, 252489, 259962, 504978, 3114031, 6228062, 9342093, 18684186, 98554873, 197109746, 295664619, 591329238, 3646530301, 7293060602, 10939590903, 21879181806]

約数ペア:

[(1, 21879181806), (2, 10939590903), (3, 7293060602), (6, 3646530301), (37, 591329238), (74, 295664619), (111, 197109746), (222, 98554873), (1171, 18684186), (2342, 9342093), (3513, 6228062), (7026, 3114031), (43327, 504978), (84163, 259962), (86654, 252489), (129981, 168326)]