21248532

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{20353}}^1$

素因数の和:20392

約数の個数: 36

約数和(自身を含む): 55566420

約数和(自身を除く): 34317888

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 20353, 40706, 61059, 81412, 122118, 183177, 244236, 366354, 590237, 732708, 1180474, 1770711, 2360948, 3541422, 5312133, 7082844, 10624266, 21248532]

約数ペア:

[(1, 21248532), (2, 10624266), (3, 7082844), (4, 5312133), (6, 3541422), (9, 2360948), (12, 1770711), (18, 1180474), (29, 732708), (36, 590237), (58, 366354), (87, 244236), (116, 183177), (174, 122118), (261, 81412), (348, 61059), (522, 40706), (1044, 20353)]