21513092

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{16651}}^1$

素因数の和:16691

約数の個数: 24

約数和(自身を含む): 41963040

約数和(自身を除く): 20449948

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 16651, 33302, 66604, 283067, 316369, 566134, 632738, 1132268, 1265476, 5378273, 10756546, 21513092]

約数ペア:

[(1, 21513092), (2, 10756546), (4, 5378273), (17, 1265476), (19, 1132268), (34, 632738), (38, 566134), (68, 316369), (76, 283067), (323, 66604), (646, 33302), (1292, 16651)]