21457224

素因数分解:

$2^3\times 3^4\times {\mathrm{33113}}^1$

素因数の和:33131

約数の個数: 40

約数和(自身を含む): 60101910

約数和(自身を除く): 38644686

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 33113, 66226, 99339, 132452, 198678, 264904, 298017, 397356, 596034, 794712, 894051, 1192068, 1788102, 2384136, 2682153, 3576204, 5364306, 7152408, 10728612, 21457224]

約数ペア:

[(1, 21457224), (2, 10728612), (3, 7152408), (4, 5364306), (6, 3576204), (8, 2682153), (9, 2384136), (12, 1788102), (18, 1192068), (24, 894051), (27, 794712), (36, 596034), (54, 397356), (72, 298017), (81, 264904), (108, 198678), (162, 132452), (216, 99339), (324, 66226), (648, 33113)]