21221792

素因数分解:

$2^5\times {\mathrm{631}}^1\times {\mathrm{1051}}^1$

素因数の和:1692

約数の個数: 24

約数和(自身を含む): 41886432

約数和(自身を除く): 20664640

約数列:

[1, 2, 4, 8, 16, 32, 631, 1051, 1262, 2102, 2524, 4204, 5048, 8408, 10096, 16816, 20192, 33632, 663181, 1326362, 2652724, 5305448, 10610896, 21221792]

約数ペア:

[(1, 21221792), (2, 10610896), (4, 5305448), (8, 2652724), (16, 1326362), (32, 663181), (631, 33632), (1051, 20192), (1262, 16816), (2102, 10096), (2524, 8408), (4204, 5048)]