21167368912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{11287}}^1$

素因数の和:11544

約数の個数: 80

約数和(自身を含む): 44790784000

約数和(自身を除く): 23623415088

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 199, 248, 304, 398, 496, 589, 796, 1178, 1592, 2356, 3184, 3781, 4712, 6169, 7562, 9424, 11287, 12338, 15124, 22574, 24676, 30248, 45148, 49352, 60496, 90296, 98704, 117211, 180592, 214453, 234422, 349897, 428906, 468844, 699794, 857812, 937688, 1399588, 1715624, 1875376, 2246113, 2799176, 3431248, 4492226, 5598352, 6648043, 8984452, 13296086, 17968904, 26592172, 35937808, 42676147, 53184344, 69629503, 85352294, 106368688, 139259006, 170704588, 278518012, 341409176, 557036024, 682818352, 1114072048, 1322960557, 2645921114, 5291842228, 10583684456, 21167368912]

約数ペア:

[(1, 21167368912), (2, 10583684456), (4, 5291842228), (8, 2645921114), (16, 1322960557), (19, 1114072048), (31, 682818352), (38, 557036024), (62, 341409176), (76, 278518012), (124, 170704588), (152, 139259006), (199, 106368688), (248, 85352294), (304, 69629503), (398, 53184344), (496, 42676147), (589, 35937808), (796, 26592172), (1178, 17968904), (1592, 13296086), (2356, 8984452), (3184, 6648043), (3781, 5598352), (4712, 4492226), (6169, 3431248), (7562, 2799176), (9424, 2246113), (11287, 1875376), (12338, 1715624), (15124, 1399588), (22574, 937688), (24676, 857812), (30248, 699794), (45148, 468844), (49352, 428906), (60496, 349897), (90296, 234422), (98704, 214453), (117211, 180592)]