21998040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{183317}}^1$

素因数の和:183331

約数の個数: 32

約数和(自身を含む): 65994480

約数和(自身を除く): 43996440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 183317, 366634, 549951, 733268, 916585, 1099902, 1466536, 1833170, 2199804, 2749755, 3666340, 4399608, 5499510, 7332680, 10999020, 21998040]

約数ペア:

[(1, 21998040), (2, 10999020), (3, 7332680), (4, 5499510), (5, 4399608), (6, 3666340), (8, 2749755), (10, 2199804), (12, 1833170), (15, 1466536), (20, 1099902), (24, 916585), (30, 733268), (40, 549951), (60, 366634), (120, 183317)]