21906699684

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{166247}}^1$

素因数の和:166472

約数の個数: 48

約数和(自身を含む): 52135372800

約数和(自身を除く): 30228673116

約数列:

[1, 2, 3, 4, 6, 12, 79, 139, 158, 237, 278, 316, 417, 474, 556, 834, 948, 1668, 10981, 21962, 32943, 43924, 65886, 131772, 166247, 332494, 498741, 664988, 997482, 1994964, 13133513, 23108333, 26267026, 39400539, 46216666, 52534052, 69324999, 78801078, 92433332, 138649998, 157602156, 277299996, 1825558307, 3651116614, 5476674921, 7302233228, 10953349842, 21906699684]

約数ペア:

[(1, 21906699684), (2, 10953349842), (3, 7302233228), (4, 5476674921), (6, 3651116614), (12, 1825558307), (79, 277299996), (139, 157602156), (158, 138649998), (237, 92433332), (278, 78801078), (316, 69324999), (417, 52534052), (474, 46216666), (556, 39400539), (834, 26267026), (948, 23108333), (1668, 13133513), (10981, 1994964), (21962, 997482), (32943, 664988), (43924, 498741), (65886, 332494), (131772, 166247)]