21370618

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{3727}}^1$

素因数の和:3837

約数の個数: 16

約数和(自身を含む): 33283584

約数和(自身を除く): 11912966

約数列:

[1, 2, 47, 61, 94, 122, 2867, 3727, 5734, 7454, 175169, 227347, 350338, 454694, 10685309, 21370618]

約数ペア:

[(1, 21370618), (2, 10685309), (47, 454694), (61, 350338), (94, 227347), (122, 175169), (2867, 7454), (3727, 5734)]