21002208

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^2\times {\mathrm{757}}^1$

素因数の和:804

約数の個数: 72

約数和(自身を含む): 58641912

約数和(自身を除く): 37639704

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 289, 408, 544, 578, 757, 816, 867, 1156, 1514, 1632, 1734, 2271, 2312, 3028, 3468, 4542, 4624, 6056, 6936, 9084, 9248, 12112, 12869, 13872, 18168, 24224, 25738, 27744, 36336, 38607, 51476, 72672, 77214, 102952, 154428, 205904, 218773, 308856, 411808, 437546, 617712, 656319, 875092, 1235424, 1312638, 1750184, 2625276, 3500368, 5250552, 7000736, 10501104, 21002208]

約数ペア:

[(1, 21002208), (2, 10501104), (3, 7000736), (4, 5250552), (6, 3500368), (8, 2625276), (12, 1750184), (16, 1312638), (17, 1235424), (24, 875092), (32, 656319), (34, 617712), (48, 437546), (51, 411808), (68, 308856), (96, 218773), (102, 205904), (136, 154428), (204, 102952), (272, 77214), (289, 72672), (408, 51476), (544, 38607), (578, 36336), (757, 27744), (816, 25738), (867, 24224), (1156, 18168), (1514, 13872), (1632, 12869), (1734, 12112), (2271, 9248), (2312, 9084), (3028, 6936), (3468, 6056), (4542, 4624)]