21335532

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1657}}^1$

素因数の和:1730

約数の個数: 48

約数和(自身を含む): 52923360

約数和(自身を除く): 31587828

約数列:

[1, 2, 3, 4, 6, 12, 29, 37, 58, 74, 87, 111, 116, 148, 174, 222, 348, 444, 1073, 1657, 2146, 3219, 3314, 4292, 4971, 6438, 6628, 9942, 12876, 19884, 48053, 61309, 96106, 122618, 144159, 183927, 192212, 245236, 288318, 367854, 576636, 735708, 1777961, 3555922, 5333883, 7111844, 10667766, 21335532]

約数ペア:

[(1, 21335532), (2, 10667766), (3, 7111844), (4, 5333883), (6, 3555922), (12, 1777961), (29, 735708), (37, 576636), (58, 367854), (74, 288318), (87, 245236), (111, 192212), (116, 183927), (148, 144159), (174, 122618), (222, 96106), (348, 61309), (444, 48053), (1073, 19884), (1657, 12876), (2146, 9942), (3219, 6628), (3314, 6438), (4292, 4971)]