21990822

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1787}}^1$

素因数の和:2092

約数の個数: 32

約数和(自身を含む): 50464512

約数和(自身を除く): 28473690

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 293, 586, 879, 1758, 1787, 2051, 3574, 4102, 5361, 6153, 10722, 12306, 12509, 25018, 37527, 75054, 523591, 1047182, 1570773, 3141546, 3665137, 7330274, 10995411, 21990822]

約数ペア:

[(1, 21990822), (2, 10995411), (3, 7330274), (6, 3665137), (7, 3141546), (14, 1570773), (21, 1047182), (42, 523591), (293, 75054), (586, 37527), (879, 25018), (1758, 12509), (1787, 12306), (2051, 10722), (3574, 6153), (4102, 5361)]