21838245

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10181}}^1$

素因数の和:10213

約数の個数: 32

約数和(自身を含む): 41053824

約数和(自身を除く): 19215579

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 10181, 30543, 50905, 111991, 132353, 152715, 335973, 397059, 559955, 661765, 1455883, 1679865, 1985295, 4367649, 7279415, 21838245]

約数ペア:

[(1, 21838245), (3, 7279415), (5, 4367649), (11, 1985295), (13, 1679865), (15, 1455883), (33, 661765), (39, 559955), (55, 397059), (65, 335973), (143, 152715), (165, 132353), (195, 111991), (429, 50905), (715, 30543), (2145, 10181)]