2021064105

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{133801}}^1$

素因数の和:133881

約数の個数: 32

約数和(自身を含む): 3468147840

約数和(自身を除く): 1447083735

約数列:

[1, 3, 5, 15, 19, 53, 57, 95, 159, 265, 285, 795, 1007, 3021, 5035, 15105, 133801, 401403, 669005, 2007015, 2542219, 7091453, 7626657, 12711095, 21274359, 35457265, 38133285, 106371795, 134737607, 404212821, 673688035, 2021064105]

約数ペア:

[(1, 2021064105), (3, 673688035), (5, 404212821), (15, 134737607), (19, 106371795), (53, 38133285), (57, 35457265), (95, 21274359), (159, 12711095), (265, 7626657), (285, 7091453), (795, 2542219), (1007, 2007015), (3021, 669005), (5035, 401403), (15105, 133801)]