21496944

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:622

約数の個数: 80

約数和(自身を含む): 64067328

約数和(自身を除く): 42570384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 137, 168, 274, 336, 411, 467, 548, 822, 934, 959, 1096, 1401, 1644, 1868, 1918, 2192, 2802, 2877, 3269, 3288, 3736, 3836, 5604, 5754, 6538, 6576, 7472, 7672, 9807, 11208, 11508, 13076, 15344, 19614, 22416, 23016, 26152, 39228, 46032, 52304, 63979, 78456, 127958, 156912, 191937, 255916, 383874, 447853, 511832, 767748, 895706, 1023664, 1343559, 1535496, 1791412, 2687118, 3070992, 3582824, 5374236, 7165648, 10748472, 21496944]

約数ペア:

[(1, 21496944), (2, 10748472), (3, 7165648), (4, 5374236), (6, 3582824), (7, 3070992), (8, 2687118), (12, 1791412), (14, 1535496), (16, 1343559), (21, 1023664), (24, 895706), (28, 767748), (42, 511832), (48, 447853), (56, 383874), (84, 255916), (112, 191937), (137, 156912), (168, 127958), (274, 78456), (336, 63979), (411, 52304), (467, 46032), (548, 39228), (822, 26152), (934, 23016), (959, 22416), (1096, 19614), (1401, 15344), (1644, 13076), (1868, 11508), (1918, 11208), (2192, 9807), (2802, 7672), (2877, 7472), (3269, 6576), (3288, 6538), (3736, 5754), (3836, 5604)]