21498164

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{769}}^1$

素因数の和:1043

約数の個数: 24

約数和(自身を含む): 39131400

約数和(自身を除く): 17633236

約数列:

[1, 2, 4, 29, 58, 116, 241, 482, 769, 964, 1538, 3076, 6989, 13978, 22301, 27956, 44602, 89204, 185329, 370658, 741316, 5374541, 10749082, 21498164]

約数ペア:

[(1, 21498164), (2, 10749082), (4, 5374541), (29, 741316), (58, 370658), (116, 185329), (241, 89204), (482, 44602), (769, 27956), (964, 22301), (1538, 13978), (3076, 6989)]