21051164

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{12043}}^1$

素因数の和:12089

約数の個数: 24

約数和(自身を含む): 40467840

約数和(自身を除く): 19416676

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 12043, 24086, 48172, 228817, 276989, 457634, 553978, 915268, 1107956, 5262791, 10525582, 21051164]

約数ペア:

[(1, 21051164), (2, 10525582), (4, 5262791), (19, 1107956), (23, 915268), (38, 553978), (46, 457634), (76, 276989), (92, 228817), (437, 48172), (874, 24086), (1748, 12043)]