21556594

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:246

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 13279886

約数列:

[1, 2, 31, 59, 62, 71, 83, 118, 142, 166, 1829, 2201, 2573, 3658, 4189, 4402, 4897, 5146, 5893, 8378, 9794, 11786, 129859, 151807, 182683, 259718, 303614, 347687, 365366, 695374, 10778297, 21556594]

約数ペア:

[(1, 21556594), (2, 10778297), (31, 695374), (59, 365366), (62, 347687), (71, 303614), (83, 259718), (118, 182683), (142, 151807), (166, 129859), (1829, 11786), (2201, 9794), (2573, 8378), (3658, 5893), (4189, 5146), (4402, 4897)]