21494326

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{25169}}^1$

素因数の和:25239

約数の個数: 16

約数和(自身を含む): 37452960

約数和(自身を除く): 15958634

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 25169, 50338, 176183, 352366, 1535309, 3070618, 10747163, 21494326]

約数ペア:

[(1, 21494326), (2, 10747163), (7, 3070618), (14, 1535309), (61, 352366), (122, 176183), (427, 50338), (854, 25169)]