2021134620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{910421}}^1$

素因数の和:910470

約数の個数: 48

約数和(自身を含む): 5812134048

約数和(自身を除く): 3790999428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 910421, 1820842, 2731263, 3641684, 4552105, 5462526, 9104210, 10925052, 13656315, 18208420, 27312630, 33685577, 54625260, 67371154, 101056731, 134742308, 168427885, 202113462, 336855770, 404226924, 505283655, 673711540, 1010567310, 2021134620]

約数ペア:

[(1, 2021134620), (2, 1010567310), (3, 673711540), (4, 505283655), (5, 404226924), (6, 336855770), (10, 202113462), (12, 168427885), (15, 134742308), (20, 101056731), (30, 67371154), (37, 54625260), (60, 33685577), (74, 27312630), (111, 18208420), (148, 13656315), (185, 10925052), (222, 9104210), (370, 5462526), (444, 4552105), (555, 3641684), (740, 2731263), (1110, 1820842), (2220, 910421)]