21120271072

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{3119}}^1\times {\mathrm{3469}}^1$

素因数の和:6659

約数の個数: 48

約数和(自身を含む): 42287918400

約数和(自身を除く): 21167647328

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 3119, 3469, 6238, 6938, 12476, 13876, 24952, 27752, 49904, 55504, 99808, 111008, 190259, 211609, 380518, 423218, 761036, 846436, 1522072, 1692872, 3044144, 3385744, 6088288, 6771488, 10819811, 21639622, 43279244, 86558488, 173116976, 346233952, 660008471, 1320016942, 2640033884, 5280067768, 10560135536, 21120271072]

約数ペア:

[(1, 21120271072), (2, 10560135536), (4, 5280067768), (8, 2640033884), (16, 1320016942), (32, 660008471), (61, 346233952), (122, 173116976), (244, 86558488), (488, 43279244), (976, 21639622), (1952, 10819811), (3119, 6771488), (3469, 6088288), (6238, 3385744), (6938, 3044144), (12476, 1692872), (13876, 1522072), (24952, 846436), (27752, 761036), (49904, 423218), (55504, 380518), (99808, 211609), (111008, 190259)]