2021223030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{2719}}^1$

素因数の和:3149

約数の個数: 64

約数和(自身を含む): 4935168000

約数和(自身を除く): 2913944970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 349, 355, 426, 698, 710, 1047, 1065, 1745, 2094, 2130, 2719, 3490, 5235, 5438, 8157, 10470, 13595, 16314, 24779, 27190, 40785, 49558, 74337, 81570, 123895, 148674, 193049, 247790, 371685, 386098, 579147, 743370, 948931, 965245, 1158294, 1897862, 1930490, 2846793, 2895735, 4744655, 5693586, 5791470, 9489310, 14233965, 28467930, 67374101, 134748202, 202122303, 336870505, 404244606, 673741010, 1010611515, 2021223030]

約数ペア:

[(1, 2021223030), (2, 1010611515), (3, 673741010), (5, 404244606), (6, 336870505), (10, 202122303), (15, 134748202), (30, 67374101), (71, 28467930), (142, 14233965), (213, 9489310), (349, 5791470), (355, 5693586), (426, 4744655), (698, 2895735), (710, 2846793), (1047, 1930490), (1065, 1897862), (1745, 1158294), (2094, 965245), (2130, 948931), (2719, 743370), (3490, 579147), (5235, 386098), (5438, 371685), (8157, 247790), (10470, 193049), (13595, 148674), (16314, 123895), (24779, 81570), (27190, 74337), (40785, 49558)]