21817367523

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{14197}}^1$

素因数の和:14433

約数の個数: 64

約数和(自身を含む): 37946142720

約数和(自身を除く): 16128775197

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 173, 189, 329, 423, 519, 987, 1211, 1269, 1557, 2961, 3633, 4671, 8131, 8883, 10899, 14197, 24393, 32697, 42591, 56917, 73179, 99379, 127773, 170751, 219537, 298137, 383319, 512253, 667259, 894411, 1536759, 2001777, 2456081, 2683233, 4670813, 6005331, 7368243, 14012439, 17192567, 18015993, 22104729, 42037317, 51577701, 66314187, 115435807, 126111951, 154733103, 346307421, 464199309, 808050649, 1038922263, 2424151947, 3116766789, 7272455841, 21817367523]

約数ペア:

[(1, 21817367523), (3, 7272455841), (7, 3116766789), (9, 2424151947), (21, 1038922263), (27, 808050649), (47, 464199309), (63, 346307421), (141, 154733103), (173, 126111951), (189, 115435807), (329, 66314187), (423, 51577701), (519, 42037317), (987, 22104729), (1211, 18015993), (1269, 17192567), (1557, 14012439), (2961, 7368243), (3633, 6005331), (4671, 4670813), (8131, 2683233), (8883, 2456081), (10899, 2001777), (14197, 1536759), (24393, 894411), (32697, 667259), (42591, 512253), (56917, 383319), (73179, 298137), (99379, 219537), (127773, 170751)]