21244695

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{21139}}^1$

素因数の和:21214

約数の個数: 16

約数和(自身を含む): 34500480

約数和(自身を除く): 13255785

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 21139, 63417, 105695, 317085, 1416313, 4248939, 7081565, 21244695]

約数ペア:

[(1, 21244695), (3, 7081565), (5, 4248939), (15, 1416313), (67, 317085), (201, 105695), (335, 63417), (1005, 21139)]