21103628

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{57977}}^1$

素因数の和:58001

約数の個数: 24

約数和(自身を含む): 45454752

約数和(自身を除く): 24351124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 57977, 115954, 231908, 405839, 753701, 811678, 1507402, 1623356, 3014804, 5275907, 10551814, 21103628]

約数ペア:

[(1, 21103628), (2, 10551814), (4, 5275907), (7, 3014804), (13, 1623356), (14, 1507402), (26, 811678), (28, 753701), (52, 405839), (91, 231908), (182, 115954), (364, 57977)]