21008040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{175067}}^1$

素因数の和:175081

約数の個数: 32

約数和(自身を含む): 63024480

約数和(自身を除く): 42016440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 175067, 350134, 525201, 700268, 875335, 1050402, 1400536, 1750670, 2100804, 2626005, 3501340, 4201608, 5252010, 7002680, 10504020, 21008040]

約数ペア:

[(1, 21008040), (2, 10504020), (3, 7002680), (4, 5252010), (5, 4201608), (6, 3501340), (8, 2626005), (10, 2100804), (12, 1750670), (15, 1400536), (20, 1050402), (24, 875335), (30, 700268), (40, 525201), (60, 350134), (120, 175067)]