21630436

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9181}}^1$

素因数の和:9235

約数の個数: 24

約数和(自身を含む): 41135360

約数和(自身を除く): 19504924

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 9181, 18362, 36724, 174439, 284611, 348878, 569222, 697756, 1138444, 5407609, 10815218, 21630436]

約数ペア:

[(1, 21630436), (2, 10815218), (4, 5407609), (19, 1138444), (31, 697756), (38, 569222), (62, 348878), (76, 284611), (124, 174439), (589, 36724), (1178, 18362), (2356, 9181)]