21165497208

素因数分解:

$2^3\times 3^3\times {\mathrm{229}}^1\times {\mathrm{449}}^1\times {\mathrm{953}}^1$

素因数の和:1646

約数の個数: 128

約数和(自身を含む): 59243400000

約数和(自身を除く): 38077902792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 229, 449, 458, 687, 898, 916, 953, 1347, 1374, 1796, 1832, 1906, 2061, 2694, 2748, 2859, 3592, 3812, 4041, 4122, 5388, 5496, 5718, 6183, 7624, 8082, 8244, 8577, 10776, 11436, 12123, 12366, 16164, 16488, 17154, 22872, 24246, 24732, 25731, 32328, 34308, 48492, 49464, 51462, 68616, 96984, 102821, 102924, 205642, 205848, 218237, 308463, 411284, 427897, 436474, 616926, 654711, 822568, 855794, 872948, 925389, 1233852, 1283691, 1309422, 1711588, 1745896, 1850778, 1964133, 2467704, 2567382, 2618844, 2776167, 3423176, 3701556, 3851073, 3928266, 5134764, 5237688, 5552334, 5892399, 7403112, 7702146, 7856532, 10269528, 11104668, 11553219, 11784798, 15404292, 15713064, 22209336, 23106438, 23569596, 30808584, 46212876, 47139192, 92425752, 97988413, 195976826, 293965239, 391953652, 587930478, 783907304, 881895717, 1175860956, 1763791434, 2351721912, 2645687151, 3527582868, 5291374302, 7055165736, 10582748604, 21165497208]

約数ペア:

[(1, 21165497208), (2, 10582748604), (3, 7055165736), (4, 5291374302), (6, 3527582868), (8, 2645687151), (9, 2351721912), (12, 1763791434), (18, 1175860956), (24, 881895717), (27, 783907304), (36, 587930478), (54, 391953652), (72, 293965239), (108, 195976826), (216, 97988413), (229, 92425752), (449, 47139192), (458, 46212876), (687, 30808584), (898, 23569596), (916, 23106438), (953, 22209336), (1347, 15713064), (1374, 15404292), (1796, 11784798), (1832, 11553219), (1906, 11104668), (2061, 10269528), (2694, 7856532), (2748, 7702146), (2859, 7403112), (3592, 5892399), (3812, 5552334), (4041, 5237688), (4122, 5134764), (5388, 3928266), (5496, 3851073), (5718, 3701556), (6183, 3423176), (7624, 2776167), (8082, 2618844), (8244, 2567382), (8577, 2467704), (10776, 1964133), (11436, 1850778), (12123, 1745896), (12366, 1711588), (16164, 1309422), (16488, 1283691), (17154, 1233852), (22872, 925389), (24246, 872948), (24732, 855794), (25731, 822568), (32328, 654711), (34308, 616926), (48492, 436474), (49464, 427897), (51462, 411284), (68616, 308463), (96984, 218237), (102821, 205848), (102924, 205642)]