21366216

素因数分解:

$2^3\times 3^2\times {\mathrm{296753}}^1$

素因数の和:296765

約数の個数: 24

約数和(自身を含む): 57867030

約数和(自身を除く): 36500814

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 296753, 593506, 890259, 1187012, 1780518, 2374024, 2670777, 3561036, 5341554, 7122072, 10683108, 21366216]

約数ペア:

[(1, 21366216), (2, 10683108), (3, 7122072), (4, 5341554), (6, 3561036), (8, 2670777), (9, 2374024), (12, 1780518), (18, 1187012), (24, 890259), (36, 593506), (72, 296753)]