2021123410

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{281}}^1\times {\mathrm{389}}^1$

素因数の和:763

約数の個数: 48

約数和(自身を含む): 3747458520

約数和(自身を除く): 1726335110

約数列:

[1, 2, 5, 10, 43, 86, 215, 281, 389, 430, 562, 778, 1405, 1849, 1945, 2810, 3698, 3890, 9245, 12083, 16727, 18490, 24166, 33454, 60415, 83635, 109309, 120830, 167270, 218618, 519569, 546545, 719261, 1039138, 1093090, 1438522, 2597845, 3596305, 4700287, 5195690, 7192610, 9400574, 23501435, 47002870, 202112341, 404224682, 1010561705, 2021123410]

約数ペア:

[(1, 2021123410), (2, 1010561705), (5, 404224682), (10, 202112341), (43, 47002870), (86, 23501435), (215, 9400574), (281, 7192610), (389, 5195690), (430, 4700287), (562, 3596305), (778, 2597845), (1405, 1438522), (1849, 1093090), (1945, 1039138), (2810, 719261), (3698, 546545), (3890, 519569), (9245, 218618), (12083, 167270), (16727, 120830), (18490, 109309), (24166, 83635), (33454, 60415)]