21029445650

素因数分解:

$2^1\times 5^2\times {\mathrm{420588913}}^1$

素因数の和:420588925

約数の個数: 12

約数和(自身を含む): 39114769002

約数和(自身を除く): 18085323352

約数列:

[1, 2, 5, 10, 25, 50, 420588913, 841177826, 2102944565, 4205889130, 10514722825, 21029445650]

約数ペア:

[(1, 21029445650), (2, 10514722825), (5, 4205889130), (10, 2102944565), (25, 841177826), (50, 420588913)]