21091313904

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{673}}^1\times {\mathrm{28387}}^1$

素因数の和:29094

約数の個数: 80

約数和(自身を含む): 56941331712

約数和(自身を除く): 35850017808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 673, 1104, 1346, 2019, 2692, 4038, 5384, 8076, 10768, 15479, 16152, 28387, 30958, 32304, 46437, 56774, 61916, 85161, 92874, 113548, 123832, 170322, 185748, 227096, 247664, 340644, 371496, 454192, 652901, 681288, 742992, 1305802, 1362576, 1958703, 2611604, 3917406, 5223208, 7834812, 10446416, 15669624, 19104451, 31339248, 38208902, 57313353, 76417804, 114626706, 152835608, 229253412, 305671216, 439402373, 458506824, 878804746, 917013648, 1318207119, 1757609492, 2636414238, 3515218984, 5272828476, 7030437968, 10545656952, 21091313904]

約数ペア:

[(1, 21091313904), (2, 10545656952), (3, 7030437968), (4, 5272828476), (6, 3515218984), (8, 2636414238), (12, 1757609492), (16, 1318207119), (23, 917013648), (24, 878804746), (46, 458506824), (48, 439402373), (69, 305671216), (92, 229253412), (138, 152835608), (184, 114626706), (276, 76417804), (368, 57313353), (552, 38208902), (673, 31339248), (1104, 19104451), (1346, 15669624), (2019, 10446416), (2692, 7834812), (4038, 5223208), (5384, 3917406), (8076, 2611604), (10768, 1958703), (15479, 1362576), (16152, 1305802), (28387, 742992), (30958, 681288), (32304, 652901), (46437, 454192), (56774, 371496), (61916, 340644), (85161, 247664), (92874, 227096), (113548, 185748), (123832, 170322)]