21294774

素因数分解:

$2^1\times 3^2\times {\mathrm{607}}^1\times {\mathrm{1949}}^1$

素因数の和:2564

約数の個数: 24

約数和(自身を含む): 46238400

約数和(自身を除く): 24943626

約数列:

[1, 2, 3, 6, 9, 18, 607, 1214, 1821, 1949, 3642, 3898, 5463, 5847, 10926, 11694, 17541, 35082, 1183043, 2366086, 3549129, 7098258, 10647387, 21294774]

約数ペア:

[(1, 21294774), (2, 10647387), (3, 7098258), (6, 3549129), (9, 2366086), (18, 1183043), (607, 35082), (1214, 17541), (1821, 11694), (1949, 10926), (3642, 5847), (3898, 5463)]