21520512232

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{582391}}^1$

素因数の和:582577

約数の個数: 32

約数和(自身を含む): 41932224000

約数和(自身を除く): 20411711768

約数列:

[1, 2, 4, 8, 31, 62, 124, 149, 248, 298, 596, 1192, 4619, 9238, 18476, 36952, 582391, 1164782, 2329564, 4659128, 18054121, 36108242, 72216484, 86776259, 144432968, 173552518, 347105036, 694210072, 2690064029, 5380128058, 10760256116, 21520512232]

約数ペア:

[(1, 21520512232), (2, 10760256116), (4, 5380128058), (8, 2690064029), (31, 694210072), (62, 347105036), (124, 173552518), (149, 144432968), (248, 86776259), (298, 72216484), (596, 36108242), (1192, 18054121), (4619, 4659128), (9238, 2329564), (18476, 1164782), (36952, 582391)]