21760564

素因数分解:

$2^2\times 7^1\times {\mathrm{727}}^1\times {\mathrm{1069}}^1$

素因数の和:1807

約数の個数: 24

約数和(自身を含む): 43621760

約数和(自身を除く): 21861196

約数列:

[1, 2, 4, 7, 14, 28, 727, 1069, 1454, 2138, 2908, 4276, 5089, 7483, 10178, 14966, 20356, 29932, 777163, 1554326, 3108652, 5440141, 10880282, 21760564]

約数ペア:

[(1, 21760564), (2, 10880282), (4, 5440141), (7, 3108652), (14, 1554326), (28, 777163), (727, 29932), (1069, 20356), (1454, 14966), (2138, 10178), (2908, 7483), (4276, 5089)]