21876148

素因数分解:

$2^2\times 7^2\times {\mathrm{239}}^1\times {\mathrm{467}}^1$

素因数の和:724

約数の個数: 36

約数和(自身を含む): 44815680

約数和(自身を除く): 22939532

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 239, 467, 478, 934, 956, 1673, 1868, 3269, 3346, 6538, 6692, 11711, 13076, 22883, 23422, 45766, 46844, 91532, 111613, 223226, 446452, 781291, 1562582, 3125164, 5469037, 10938074, 21876148]

約数ペア:

[(1, 21876148), (2, 10938074), (4, 5469037), (7, 3125164), (14, 1562582), (28, 781291), (49, 446452), (98, 223226), (196, 111613), (239, 91532), (467, 46844), (478, 45766), (934, 23422), (956, 22883), (1673, 13076), (1868, 11711), (3269, 6692), (3346, 6538)]