2021214790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1\times {\mathrm{1823}}^1$

素因数の和:2221

約数の個数: 64

約数和(自身を含む): 4261330944

約数和(自身を除く): 2240116154

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 337, 470, 658, 674, 1645, 1685, 1823, 2359, 3290, 3370, 3646, 4718, 9115, 11795, 12761, 15839, 18230, 23590, 25522, 31678, 63805, 79195, 85681, 110873, 127610, 158390, 171362, 221746, 428405, 554365, 599767, 614351, 856810, 1108730, 1199534, 1228702, 2998835, 3071755, 4300457, 5997670, 6143510, 8600914, 21502285, 28874497, 43004570, 57748994, 144372485, 202121479, 288744970, 404242958, 1010607395, 2021214790]

約数ペア:

[(1, 2021214790), (2, 1010607395), (5, 404242958), (7, 288744970), (10, 202121479), (14, 144372485), (35, 57748994), (47, 43004570), (70, 28874497), (94, 21502285), (235, 8600914), (329, 6143510), (337, 5997670), (470, 4300457), (658, 3071755), (674, 2998835), (1645, 1228702), (1685, 1199534), (1823, 1108730), (2359, 856810), (3290, 614351), (3370, 599767), (3646, 554365), (4718, 428405), (9115, 221746), (11795, 171362), (12761, 158390), (15839, 127610), (18230, 110873), (23590, 85681), (25522, 79195), (31678, 63805)]