21241560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{177013}}^1$

素因数の和:177027

約数の個数: 32

約数和(自身を含む): 63725040

約数和(自身を除く): 42483480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 177013, 354026, 531039, 708052, 885065, 1062078, 1416104, 1770130, 2124156, 2655195, 3540260, 4248312, 5310390, 7080520, 10620780, 21241560]

約数ペア:

[(1, 21241560), (2, 10620780), (3, 7080520), (4, 5310390), (5, 4248312), (6, 3540260), (8, 2655195), (10, 2124156), (12, 1770130), (15, 1416104), (20, 1062078), (24, 885065), (30, 708052), (40, 531039), (60, 354026), (120, 177013)]