21100516

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1801}}^1$

素因数の和:1935

約数の個数: 24

約数和(自身を含む): 38598840

約数和(自身を除く): 17498324

約数列:

[1, 2, 4, 29, 58, 101, 116, 202, 404, 1801, 2929, 3602, 5858, 7204, 11716, 52229, 104458, 181901, 208916, 363802, 727604, 5275129, 10550258, 21100516]

約数ペア:

[(1, 21100516), (2, 10550258), (4, 5275129), (29, 727604), (58, 363802), (101, 208916), (116, 181901), (202, 104458), (404, 52229), (1801, 11716), (2929, 7204), (3602, 5858)]