21016644

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1409}}^1$

素因数の和:1540

約数の個数: 48

約数和(自身を含む): 54008640

約数和(自身を除く): 32991996

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 113, 132, 226, 339, 452, 678, 1243, 1356, 1409, 2486, 2818, 3729, 4227, 4972, 5636, 7458, 8454, 14916, 15499, 16908, 30998, 46497, 61996, 92994, 159217, 185988, 318434, 477651, 636868, 955302, 1751387, 1910604, 3502774, 5254161, 7005548, 10508322, 21016644]

約数ペア:

[(1, 21016644), (2, 10508322), (3, 7005548), (4, 5254161), (6, 3502774), (11, 1910604), (12, 1751387), (22, 955302), (33, 636868), (44, 477651), (66, 318434), (113, 185988), (132, 159217), (226, 92994), (339, 61996), (452, 46497), (678, 30998), (1243, 16908), (1356, 15499), (1409, 14916), (2486, 8454), (2818, 7458), (3729, 5636), (4227, 4972)]