21442456

素因数分解:

$2^3\times 7^1\times {\mathrm{463}}^1\times {\mathrm{827}}^1$

素因数の和:1303

約数の個数: 32

約数和(自身を含む): 46103040

約数和(自身を除く): 24660584

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 463, 827, 926, 1654, 1852, 3241, 3308, 3704, 5789, 6482, 6616, 11578, 12964, 23156, 25928, 46312, 382901, 765802, 1531604, 2680307, 3063208, 5360614, 10721228, 21442456]

約数ペア:

[(1, 21442456), (2, 10721228), (4, 5360614), (7, 3063208), (8, 2680307), (14, 1531604), (28, 765802), (56, 382901), (463, 46312), (827, 25928), (926, 23156), (1654, 12964), (1852, 11578), (3241, 6616), (3308, 6482), (3704, 5789)]