21301442

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{11821}}^1$

素因数の和:11893

約数の個数: 16

約数和(自身を含む): 34472952

約数和(自身を除く): 13171510

約数列:

[1, 2, 17, 34, 53, 106, 901, 1802, 11821, 23642, 200957, 401914, 626513, 1253026, 10650721, 21301442]

約数ペア:

[(1, 21301442), (2, 10650721), (17, 1253026), (34, 626513), (53, 401914), (106, 200957), (901, 23642), (1802, 11821)]