21246240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{44263}}^1$

素因数の和:44281

約数の個数: 48

約数和(自身を含む): 66927168

約数和(自身を除く): 45680928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 44263, 88526, 132789, 177052, 221315, 265578, 354104, 442630, 531156, 663945, 708208, 885260, 1062312, 1327890, 1416416, 1770520, 2124624, 2655780, 3541040, 4249248, 5311560, 7082080, 10623120, 21246240]

約数ペア:

[(1, 21246240), (2, 10623120), (3, 7082080), (4, 5311560), (5, 4249248), (6, 3541040), (8, 2655780), (10, 2124624), (12, 1770520), (15, 1416416), (16, 1327890), (20, 1062312), (24, 885260), (30, 708208), (32, 663945), (40, 531156), (48, 442630), (60, 354104), (80, 265578), (96, 221315), (120, 177052), (160, 132789), (240, 88526), (480, 44263)]