21014721064

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{6197}}^1\times {\mathrm{6949}}^1$

素因数の和:13213

約数の個数: 32

約数和(自身を含む): 40060773000

約数和(自身を除く): 19046051936

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 6197, 6949, 12394, 13898, 24788, 27796, 49576, 55592, 378017, 423889, 756034, 847778, 1512068, 1695556, 3024136, 3391112, 43062953, 86125906, 172251812, 344503624, 2626840133, 5253680266, 10507360532, 21014721064]

約数ペア:

[(1, 21014721064), (2, 10507360532), (4, 5253680266), (8, 2626840133), (61, 344503624), (122, 172251812), (244, 86125906), (488, 43062953), (6197, 3391112), (6949, 3024136), (12394, 1695556), (13898, 1512068), (24788, 847778), (27796, 756034), (49576, 423889), (55592, 378017)]