21937740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{773}}^1$

素因数の和:839

約数の個数: 96

約数和(自身を含む): 68656896

約数和(自身を除く): 46719156

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 43, 44, 55, 60, 66, 86, 110, 129, 132, 165, 172, 215, 220, 258, 330, 430, 473, 516, 645, 660, 773, 860, 946, 1290, 1419, 1546, 1892, 2319, 2365, 2580, 2838, 3092, 3865, 4638, 4730, 5676, 7095, 7730, 8503, 9276, 9460, 11595, 14190, 15460, 17006, 23190, 25509, 28380, 33239, 34012, 42515, 46380, 51018, 66478, 85030, 99717, 102036, 127545, 132956, 166195, 170060, 199434, 255090, 332390, 365629, 398868, 498585, 510180, 664780, 731258, 997170, 1096887, 1462516, 1828145, 1994340, 2193774, 3656290, 4387548, 5484435, 7312580, 10968870, 21937740]

約数ペア:

[(1, 21937740), (2, 10968870), (3, 7312580), (4, 5484435), (5, 4387548), (6, 3656290), (10, 2193774), (11, 1994340), (12, 1828145), (15, 1462516), (20, 1096887), (22, 997170), (30, 731258), (33, 664780), (43, 510180), (44, 498585), (55, 398868), (60, 365629), (66, 332390), (86, 255090), (110, 199434), (129, 170060), (132, 166195), (165, 132956), (172, 127545), (215, 102036), (220, 99717), (258, 85030), (330, 66478), (430, 51018), (473, 46380), (516, 42515), (645, 34012), (660, 33239), (773, 28380), (860, 25509), (946, 23190), (1290, 17006), (1419, 15460), (1546, 14190), (1892, 11595), (2319, 9460), (2365, 9276), (2580, 8503), (2838, 7730), (3092, 7095), (3865, 5676), (4638, 4730)]