21167389432

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{45317}}^1$

素因数の和:45788

約数の個数: 64

約数和(自身を含む): 47855808000

約数和(自身を除く): 26688418568

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 439, 532, 878, 1064, 1756, 3073, 3512, 6146, 8341, 12292, 16682, 24584, 33364, 45317, 58387, 66728, 90634, 116774, 181268, 233548, 317219, 362536, 467096, 634438, 861023, 1268876, 1722046, 2537752, 3444092, 6027161, 6888184, 12054322, 19894163, 24108644, 39788326, 48217288, 79576652, 139259141, 159153304, 278518282, 377989097, 557036564, 755978194, 1114073128, 1511956388, 2645923679, 3023912776, 5291847358, 10583694716, 21167389432]

約数ペア:

[(1, 21167389432), (2, 10583694716), (4, 5291847358), (7, 3023912776), (8, 2645923679), (14, 1511956388), (19, 1114073128), (28, 755978194), (38, 557036564), (56, 377989097), (76, 278518282), (133, 159153304), (152, 139259141), (266, 79576652), (439, 48217288), (532, 39788326), (878, 24108644), (1064, 19894163), (1756, 12054322), (3073, 6888184), (3512, 6027161), (6146, 3444092), (8341, 2537752), (12292, 1722046), (16682, 1268876), (24584, 861023), (33364, 634438), (45317, 467096), (58387, 362536), (66728, 317219), (90634, 233548), (116774, 181268)]