21021570250

素因数分解:

$2^1\times 5^3\times {\mathrm{229}}^1\times {\mathrm{367189}}^1$

素因数の和:367435

約数の個数: 32

約数和(自身を含む): 39524331600

約数和(自身を除く): 18502761350

約数列:

[1, 2, 5, 10, 25, 50, 125, 229, 250, 458, 1145, 2290, 5725, 11450, 28625, 57250, 367189, 734378, 1835945, 3671890, 9179725, 18359450, 45898625, 84086281, 91797250, 168172562, 420431405, 840862810, 2102157025, 4204314050, 10510785125, 21021570250]

約数ペア:

[(1, 21021570250), (2, 10510785125), (5, 4204314050), (10, 2102157025), (25, 840862810), (50, 420431405), (125, 168172562), (229, 91797250), (250, 84086281), (458, 45898625), (1145, 18359450), (2290, 9179725), (5725, 3671890), (11450, 1835945), (28625, 734378), (57250, 367189)]