21943560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1709}}^1$

素因数の和:1830

約数の個数: 64

約数和(自身を含む): 66484800

約数和(自身を除く): 44541240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 1709, 2140, 2568, 3210, 3418, 4280, 5127, 6420, 6836, 8545, 10254, 12840, 13672, 17090, 20508, 25635, 34180, 41016, 51270, 68360, 102540, 182863, 205080, 365726, 548589, 731452, 914315, 1097178, 1462904, 1828630, 2194356, 2742945, 3657260, 4388712, 5485890, 7314520, 10971780, 21943560]

約数ペア:

[(1, 21943560), (2, 10971780), (3, 7314520), (4, 5485890), (5, 4388712), (6, 3657260), (8, 2742945), (10, 2194356), (12, 1828630), (15, 1462904), (20, 1097178), (24, 914315), (30, 731452), (40, 548589), (60, 365726), (107, 205080), (120, 182863), (214, 102540), (321, 68360), (428, 51270), (535, 41016), (642, 34180), (856, 25635), (1070, 20508), (1284, 17090), (1605, 13672), (1709, 12840), (2140, 10254), (2568, 8545), (3210, 6836), (3418, 6420), (4280, 5127)]