21704036

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{6791}}^1$

素因数の和:6859

約数の個数: 24

約数和(自身を含む): 41078016

約数和(自身を除く): 19373980

約数列:

[1, 2, 4, 17, 34, 47, 68, 94, 188, 799, 1598, 3196, 6791, 13582, 27164, 115447, 230894, 319177, 461788, 638354, 1276708, 5426009, 10852018, 21704036]

約数ペア:

[(1, 21704036), (2, 10852018), (4, 5426009), (17, 1276708), (34, 638354), (47, 461788), (68, 319177), (94, 230894), (188, 115447), (799, 27164), (1598, 13582), (3196, 6791)]