21149160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{176243}}^1$

素因数の和:176257

約数の個数: 32

約数和(自身を含む): 63447840

約数和(自身を除く): 42298680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 176243, 352486, 528729, 704972, 881215, 1057458, 1409944, 1762430, 2114916, 2643645, 3524860, 4229832, 5287290, 7049720, 10574580, 21149160]

約数ペア:

[(1, 21149160), (2, 10574580), (3, 7049720), (4, 5287290), (5, 4229832), (6, 3524860), (8, 2643645), (10, 2114916), (12, 1762430), (15, 1409944), (20, 1057458), (24, 881215), (30, 704972), (40, 528729), (60, 352486), (120, 176243)]