21036994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{13099}}^1$

素因数の和:13185

約数の個数: 16

約数和(自身を含む): 34898400

約数和(自身を除く): 13861406

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 13099, 26198, 144089, 288178, 956227, 1912454, 10518497, 21036994]

約数ペア:

[(1, 21036994), (2, 10518497), (11, 1912454), (22, 956227), (73, 288178), (146, 144089), (803, 26198), (1606, 13099)]