21733305

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1231}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 38320128

約数和(自身を除く): 16586823

約数列:

[1, 3, 5, 11, 15, 33, 55, 107, 165, 321, 535, 1177, 1231, 1605, 3531, 3693, 5885, 6155, 13541, 17655, 18465, 40623, 67705, 131717, 203115, 395151, 658585, 1448887, 1975755, 4346661, 7244435, 21733305]

約数ペア:

[(1, 21733305), (3, 7244435), (5, 4346661), (11, 1975755), (15, 1448887), (33, 658585), (55, 395151), (107, 203115), (165, 131717), (321, 67705), (535, 40623), (1177, 18465), (1231, 17655), (1605, 13541), (3531, 6155), (3693, 5885)]