21840190

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{593}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 41057280

約数和(自身を除く): 19217090

約数列:

[1, 2, 5, 10, 29, 58, 127, 145, 254, 290, 593, 635, 1186, 1270, 2965, 3683, 5930, 7366, 17197, 18415, 34394, 36830, 75311, 85985, 150622, 171970, 376555, 753110, 2184019, 4368038, 10920095, 21840190]

約数ペア:

[(1, 21840190), (2, 10920095), (5, 4368038), (10, 2184019), (29, 753110), (58, 376555), (127, 171970), (145, 150622), (254, 85985), (290, 75311), (593, 36830), (635, 34394), (1186, 18415), (1270, 17197), (2965, 7366), (3683, 5930)]