21865182

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{499}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 44880000

約数和(自身を除く): 23014818

約数列:

[1, 2, 3, 6, 67, 109, 134, 201, 218, 327, 402, 499, 654, 998, 1497, 2994, 7303, 14606, 21909, 33433, 43818, 54391, 66866, 100299, 108782, 163173, 200598, 326346, 3644197, 7288394, 10932591, 21865182]

約数ペア:

[(1, 21865182), (2, 10932591), (3, 7288394), (6, 3644197), (67, 326346), (109, 200598), (134, 163173), (201, 108782), (218, 100299), (327, 66866), (402, 54391), (499, 43818), (654, 33433), (998, 21909), (1497, 14606), (2994, 7303)]