21000340830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{100001623}}^1$

素因数の和:100001640

約数の個数: 32

約数和(自身を含む): 57600935424

約数和(自身を除く): 36600594594

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 100001623, 200003246, 300004869, 500008115, 600009738, 700011361, 1000016230, 1400022722, 1500024345, 2100034083, 3000048690, 3500056805, 4200068166, 7000113610, 10500170415, 21000340830]

約数ペア:

[(1, 21000340830), (2, 10500170415), (3, 7000113610), (5, 4200068166), (6, 3500056805), (7, 3000048690), (10, 2100034083), (14, 1500024345), (15, 1400022722), (21, 1000016230), (30, 700011361), (35, 600009738), (42, 500008115), (70, 300004869), (105, 200003246), (210, 100001623)]