21956724

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{11959}}^1$

素因数の和:11989

約数の個数: 48

約数和(自身を含む): 60278400

約数和(自身を除く): 38321676

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 102, 108, 153, 204, 306, 459, 612, 918, 1836, 11959, 23918, 35877, 47836, 71754, 107631, 143508, 203303, 215262, 322893, 406606, 430524, 609909, 645786, 813212, 1219818, 1291572, 1829727, 2439636, 3659454, 5489181, 7318908, 10978362, 21956724]

約数ペア:

[(1, 21956724), (2, 10978362), (3, 7318908), (4, 5489181), (6, 3659454), (9, 2439636), (12, 1829727), (17, 1291572), (18, 1219818), (27, 813212), (34, 645786), (36, 609909), (51, 430524), (54, 406606), (68, 322893), (102, 215262), (108, 203303), (153, 143508), (204, 107631), (306, 71754), (459, 47836), (612, 35877), (918, 23918), (1836, 11959)]