21730452

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{499}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 53760000

約数和(自身を除く): 32029548

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 191, 228, 382, 499, 573, 764, 998, 1146, 1497, 1996, 2292, 2994, 3629, 5988, 7258, 9481, 10887, 14516, 18962, 21774, 28443, 37924, 43548, 56886, 95309, 113772, 190618, 285927, 381236, 571854, 1143708, 1810871, 3621742, 5432613, 7243484, 10865226, 21730452]

約数ペア:

[(1, 21730452), (2, 10865226), (3, 7243484), (4, 5432613), (6, 3621742), (12, 1810871), (19, 1143708), (38, 571854), (57, 381236), (76, 285927), (114, 190618), (191, 113772), (228, 95309), (382, 56886), (499, 43548), (573, 37924), (764, 28443), (998, 21774), (1146, 18962), (1497, 14516), (1996, 10887), (2292, 9481), (2994, 7258), (3629, 5988)]