21000453617

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{3347}}^1$

素因数の和:3506

約数の個数: 64

約数和(自身を含む): 27335750400

約数和(自身を除く): 6335296783

約数列:

[1, 11, 13, 17, 29, 89, 143, 187, 221, 319, 377, 493, 979, 1157, 1513, 2431, 2581, 3347, 4147, 5423, 6409, 12727, 16643, 19669, 28391, 33553, 36817, 43511, 43877, 56899, 70499, 97063, 216359, 297883, 369083, 478621, 482647, 570401, 625889, 739687, 1067693, 1261819, 1650071, 3276713, 3872479, 5064011, 6274411, 8136557, 8638607, 13880009, 18150781, 21450923, 42597269, 55704121, 65832143, 95024677, 112301891, 146856319, 235960153, 724153573, 1235320801, 1615419509, 1909132147, 21000453617]

約数ペア:

[(1, 21000453617), (11, 1909132147), (13, 1615419509), (17, 1235320801), (29, 724153573), (89, 235960153), (143, 146856319), (187, 112301891), (221, 95024677), (319, 65832143), (377, 55704121), (493, 42597269), (979, 21450923), (1157, 18150781), (1513, 13880009), (2431, 8638607), (2581, 8136557), (3347, 6274411), (4147, 5064011), (5423, 3872479), (6409, 3276713), (12727, 1650071), (16643, 1261819), (19669, 1067693), (28391, 739687), (33553, 625889), (36817, 570401), (43511, 482647), (43877, 478621), (56899, 369083), (70499, 297883), (97063, 216359)]