21174516

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{4861}}^1$

素因数の和:4893

約数の個数: 54

約数和(自身を含む): 58844786

約数和(自身を除く): 37670270

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 4861, 9722, 14583, 19444, 29166, 43749, 53471, 58332, 87498, 106942, 160413, 174996, 213884, 320826, 481239, 588181, 641652, 962478, 1176362, 1764543, 1924956, 2352724, 3529086, 5293629, 7058172, 10587258, 21174516]

約数ペア:

[(1, 21174516), (2, 10587258), (3, 7058172), (4, 5293629), (6, 3529086), (9, 2352724), (11, 1924956), (12, 1764543), (18, 1176362), (22, 962478), (33, 641652), (36, 588181), (44, 481239), (66, 320826), (99, 213884), (121, 174996), (132, 160413), (198, 106942), (242, 87498), (363, 58332), (396, 53471), (484, 43749), (726, 29166), (1089, 19444), (1452, 14583), (2178, 9722), (4356, 4861)]