21434364

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:472

約数の個数: 108

約数和(自身を含む): 65356200

約数和(自身を除く): 43921836

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 49, 58, 63, 84, 87, 98, 116, 126, 147, 174, 196, 203, 252, 261, 294, 348, 406, 419, 441, 522, 588, 609, 812, 838, 882, 1044, 1218, 1257, 1421, 1676, 1764, 1827, 2436, 2514, 2842, 2933, 3654, 3771, 4263, 5028, 5684, 5866, 7308, 7542, 8526, 8799, 11732, 12151, 12789, 15084, 17052, 17598, 20531, 24302, 25578, 26397, 35196, 36453, 41062, 48604, 51156, 52794, 61593, 72906, 82124, 85057, 105588, 109359, 123186, 145812, 170114, 184779, 218718, 246372, 255171, 340228, 369558, 437436, 510342, 595399, 739116, 765513, 1020684, 1190798, 1531026, 1786197, 2381596, 3062052, 3572394, 5358591, 7144788, 10717182, 21434364]

約数ペア:

[(1, 21434364), (2, 10717182), (3, 7144788), (4, 5358591), (6, 3572394), (7, 3062052), (9, 2381596), (12, 1786197), (14, 1531026), (18, 1190798), (21, 1020684), (28, 765513), (29, 739116), (36, 595399), (42, 510342), (49, 437436), (58, 369558), (63, 340228), (84, 255171), (87, 246372), (98, 218718), (116, 184779), (126, 170114), (147, 145812), (174, 123186), (196, 109359), (203, 105588), (252, 85057), (261, 82124), (294, 72906), (348, 61593), (406, 52794), (419, 51156), (441, 48604), (522, 41062), (588, 36453), (609, 35196), (812, 26397), (838, 25578), (882, 24302), (1044, 20531), (1218, 17598), (1257, 17052), (1421, 15084), (1676, 12789), (1764, 12151), (1827, 11732), (2436, 8799), (2514, 8526), (2842, 7542), (2933, 7308), (3654, 5866), (3771, 5684), (4263, 5028)]