21148818

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{52609}}^1$

素因数の和:52681

約数の個数: 16

約数和(自身を含む): 42929760

約数和(自身を除く): 21780942

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 52609, 105218, 157827, 315654, 3524803, 7049606, 10574409, 21148818]

約数ペア:

[(1, 21148818), (2, 10574409), (3, 7049606), (6, 3524803), (67, 315654), (134, 157827), (201, 105218), (402, 52609)]