21668040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{20063}}^1$

素因数の和:20083

約数の個数: 64

約数和(自身を含む): 72230400

約数和(自身を除く): 50562360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 20063, 40126, 60189, 80252, 100315, 120378, 160504, 180567, 200630, 240756, 300945, 361134, 401260, 481512, 541701, 601890, 722268, 802520, 902835, 1083402, 1203780, 1444536, 1805670, 2166804, 2407560, 2708505, 3611340, 4333608, 5417010, 7222680, 10834020, 21668040]

約数ペア:

[(1, 21668040), (2, 10834020), (3, 7222680), (4, 5417010), (5, 4333608), (6, 3611340), (8, 2708505), (9, 2407560), (10, 2166804), (12, 1805670), (15, 1444536), (18, 1203780), (20, 1083402), (24, 902835), (27, 802520), (30, 722268), (36, 601890), (40, 541701), (45, 481512), (54, 401260), (60, 361134), (72, 300945), (90, 240756), (108, 200630), (120, 180567), (135, 160504), (180, 120378), (216, 100315), (270, 80252), (360, 60189), (540, 40126), (1080, 20063)]