21293772

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1423}}^1$

素因数の和:1502

約数の個数: 48

約数和(自身を含む): 52631040

約数和(自身を除く): 31337268

約数列:

[1, 2, 3, 4, 6, 12, 29, 43, 58, 86, 87, 116, 129, 172, 174, 258, 348, 516, 1247, 1423, 2494, 2846, 3741, 4269, 4988, 5692, 7482, 8538, 14964, 17076, 41267, 61189, 82534, 122378, 123801, 165068, 183567, 244756, 247602, 367134, 495204, 734268, 1774481, 3548962, 5323443, 7097924, 10646886, 21293772]

約数ペア:

[(1, 21293772), (2, 10646886), (3, 7097924), (4, 5323443), (6, 3548962), (12, 1774481), (29, 734268), (43, 495204), (58, 367134), (86, 247602), (87, 244756), (116, 183567), (129, 165068), (172, 123801), (174, 122378), (258, 82534), (348, 61189), (516, 41267), (1247, 17076), (1423, 14964), (2494, 8538), (2846, 7482), (3741, 5692), (4269, 4988)]