2021063045

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1\times {\mathrm{311}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 2511025920

約数和(自身を除く): 489962875

約数列:

[1, 5, 53, 137, 179, 265, 311, 685, 895, 1555, 7261, 9487, 16483, 24523, 36305, 42607, 47435, 55669, 82415, 122615, 213035, 278345, 1299719, 2258171, 2950457, 6498595, 7626653, 11290855, 14752285, 38133265, 404212609, 2021063045]

約数ペア:

[(1, 2021063045), (5, 404212609), (53, 38133265), (137, 14752285), (179, 11290855), (265, 7626653), (311, 6498595), (685, 2950457), (895, 2258171), (1555, 1299719), (7261, 278345), (9487, 213035), (16483, 122615), (24523, 82415), (36305, 55669), (42607, 47435)]