21270634

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3733}}^1$

素因数の和:3790

約数の個数: 32

約数和(自身を含む): 40864896

約数和(自身を除く): 19594262

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 154, 259, 407, 518, 814, 2849, 3733, 5698, 7466, 26131, 41063, 52262, 82126, 138121, 276242, 287441, 574882, 966847, 1519331, 1933694, 3038662, 10635317, 21270634]

約数ペア:

[(1, 21270634), (2, 10635317), (7, 3038662), (11, 1933694), (14, 1519331), (22, 966847), (37, 574882), (74, 287441), (77, 276242), (154, 138121), (259, 82126), (407, 52262), (518, 41063), (814, 26131), (2849, 7466), (3733, 5698)]