21563010

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{3803}}^1$

素因数の和:3829

約数の個数: 80

約数和(自身を含む): 66280896

約数和(自身を除く): 44717886

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2835, 3803, 5670, 7606, 11409, 19015, 22818, 26621, 34227, 38030, 53242, 57045, 68454, 79863, 102681, 114090, 133105, 159726, 171135, 205362, 239589, 266210, 308043, 342270, 399315, 479178, 513405, 616086, 718767, 798630, 1026810, 1197945, 1437534, 1540215, 2156301, 2395890, 3080430, 3593835, 4312602, 7187670, 10781505, 21563010]

約数ペア:

[(1, 21563010), (2, 10781505), (3, 7187670), (5, 4312602), (6, 3593835), (7, 3080430), (9, 2395890), (10, 2156301), (14, 1540215), (15, 1437534), (18, 1197945), (21, 1026810), (27, 798630), (30, 718767), (35, 616086), (42, 513405), (45, 479178), (54, 399315), (63, 342270), (70, 308043), (81, 266210), (90, 239589), (105, 205362), (126, 171135), (135, 159726), (162, 133105), (189, 114090), (210, 102681), (270, 79863), (315, 68454), (378, 57045), (405, 53242), (567, 38030), (630, 34227), (810, 26621), (945, 22818), (1134, 19015), (1890, 11409), (2835, 7606), (3803, 5670)]