21036554

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{136601}}^1$

素因数の和:136621

約数の個数: 16

約数和(自身を含む): 39341376

約数和(自身を除く): 18304822

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 136601, 273202, 956207, 1502611, 1912414, 3005222, 10518277, 21036554]

約数ペア:

[(1, 21036554), (2, 10518277), (7, 3005222), (11, 1912414), (14, 1502611), (22, 956207), (77, 273202), (154, 136601)]