21482692

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3671}}^1$

素因数の和:3712

約数の個数: 48

約数和(自身を含む): 49351680

約数和(自身を除く): 27868988

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 3671, 5852, 7342, 14684, 25697, 40381, 51394, 69749, 80762, 102788, 139498, 161524, 278996, 282667, 488243, 565334, 767239, 976486, 1130668, 1534478, 1952972, 3068956, 5370673, 10741346, 21482692]

約数ペア:

[(1, 21482692), (2, 10741346), (4, 5370673), (7, 3068956), (11, 1952972), (14, 1534478), (19, 1130668), (22, 976486), (28, 767239), (38, 565334), (44, 488243), (76, 282667), (77, 278996), (133, 161524), (154, 139498), (209, 102788), (266, 80762), (308, 69749), (418, 51394), (532, 40381), (836, 25697), (1463, 14684), (2926, 7342), (3671, 5852)]