21584410

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{283}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 40487040

約数和(自身を除く): 18902630

約数列:

[1, 2, 5, 10, 29, 58, 145, 263, 283, 290, 526, 566, 1315, 1415, 2630, 2830, 7627, 8207, 15254, 16414, 38135, 41035, 74429, 76270, 82070, 148858, 372145, 744290, 2158441, 4316882, 10792205, 21584410]

約数ペア:

[(1, 21584410), (2, 10792205), (5, 4316882), (10, 2158441), (29, 744290), (58, 372145), (145, 148858), (263, 82070), (283, 76270), (290, 74429), (526, 41035), (566, 38135), (1315, 16414), (1415, 15254), (2630, 8207), (2830, 7627)]