21890550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13267}}^1$

素因数の和:13293

約数の個数: 48

約数和(自身を含む): 59228352

約数和(自身を除く): 37337802

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 13267, 26534, 39801, 66335, 79602, 132670, 145937, 199005, 291874, 331675, 398010, 437811, 663350, 729685, 875622, 995025, 1459370, 1990050, 2189055, 3648425, 4378110, 7296850, 10945275, 21890550]

約数ペア:

[(1, 21890550), (2, 10945275), (3, 7296850), (5, 4378110), (6, 3648425), (10, 2189055), (11, 1990050), (15, 1459370), (22, 995025), (25, 875622), (30, 729685), (33, 663350), (50, 437811), (55, 398010), (66, 331675), (75, 291874), (110, 199005), (150, 145937), (165, 132670), (275, 79602), (330, 66335), (550, 39801), (825, 26534), (1650, 13267)]