21849960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16553}}^1$

素因数の和:16578

約数の個数: 64

約数和(自身を含む): 71513280

約数和(自身を除く): 49663320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 16553, 33106, 49659, 66212, 82765, 99318, 132424, 165530, 182083, 198636, 248295, 331060, 364166, 397272, 496590, 546249, 662120, 728332, 910415, 993180, 1092498, 1456664, 1820830, 1986360, 2184996, 2731245, 3641660, 4369992, 5462490, 7283320, 10924980, 21849960]

約数ペア:

[(1, 21849960), (2, 10924980), (3, 7283320), (4, 5462490), (5, 4369992), (6, 3641660), (8, 2731245), (10, 2184996), (11, 1986360), (12, 1820830), (15, 1456664), (20, 1092498), (22, 993180), (24, 910415), (30, 728332), (33, 662120), (40, 546249), (44, 496590), (55, 397272), (60, 364166), (66, 331060), (88, 248295), (110, 198636), (120, 182083), (132, 165530), (165, 132424), (220, 99318), (264, 82765), (330, 66212), (440, 49659), (660, 33106), (1320, 16553)]