21870114

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{520717}}^1$

素因数の和:520729

約数の個数: 16

約数和(自身を含む): 49988928

約数和(自身を除く): 28118814

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 520717, 1041434, 1562151, 3124302, 3645019, 7290038, 10935057, 21870114]

約数ペア:

[(1, 21870114), (2, 10935057), (3, 7290038), (6, 3645019), (7, 3124302), (14, 1562151), (21, 1041434), (42, 520717)]