21677424

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{8521}}^1$

素因数の和:8585

約数の個数: 40

約数和(自身を含む): 57063312

約数和(自身を除く): 35385888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 159, 212, 318, 424, 636, 848, 1272, 2544, 8521, 17042, 25563, 34084, 51126, 68168, 102252, 136336, 204504, 409008, 451613, 903226, 1354839, 1806452, 2709678, 3612904, 5419356, 7225808, 10838712, 21677424]

約数ペア:

[(1, 21677424), (2, 10838712), (3, 7225808), (4, 5419356), (6, 3612904), (8, 2709678), (12, 1806452), (16, 1354839), (24, 903226), (48, 451613), (53, 409008), (106, 204504), (159, 136336), (212, 102252), (318, 68168), (424, 51126), (636, 34084), (848, 25563), (1272, 17042), (2544, 8521)]