21001900369

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1973}}^1\times {\mathrm{15959}}^1$

素因数の和:17984

約数の個数: 16

約数和(自身を含む): 22683628800

約数和(自身を除く): 1681728431

約数列:

[1, 23, 29, 667, 1973, 15959, 45379, 57217, 367057, 462811, 1315991, 10644653, 31487107, 724203461, 913126103, 21001900369]

約数ペア:

[(1, 21001900369), (23, 913126103), (29, 724203461), (667, 31487107), (1973, 10644653), (15959, 1315991), (45379, 462811), (57217, 367057)]