421714100

素因数分解:

$2^2\times 5^2\times {\mathrm{4217141}}^1$

素因数の和:4217155

約数の個数: 18

約数和(自身を含む): 915119814

約数和(自身を除く): 493405714

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 4217141, 8434282, 16868564, 21085705, 42171410, 84342820, 105428525, 210857050, 421714100]

約数ペア:

[(1, 421714100), (2, 210857050), (4, 105428525), (5, 84342820), (10, 42171410), (20, 21085705), (25, 16868564), (50, 8434282), (100, 4217141)]