21193735024

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{157823}}^1$

素因数の和:157958

約数の個数: 80

約数和(自身を含む): 51665264640

約数和(自身を除く): 30471529616

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 109, 112, 154, 176, 218, 308, 436, 616, 763, 872, 1199, 1232, 1526, 1744, 2398, 3052, 4796, 6104, 8393, 9592, 12208, 16786, 19184, 33572, 67144, 134288, 157823, 315646, 631292, 1104761, 1262584, 1736053, 2209522, 2525168, 3472106, 4419044, 6944212, 8838088, 12152371, 13888424, 17202707, 17676176, 24304742, 27776848, 34405414, 48609484, 68810828, 97218968, 120418949, 137621656, 189229777, 194437936, 240837898, 275243312, 378459554, 481675796, 756919108, 963351592, 1324608439, 1513838216, 1926703184, 2649216878, 3027676432, 5298433756, 10596867512, 21193735024]

約数ペア:

[(1, 21193735024), (2, 10596867512), (4, 5298433756), (7, 3027676432), (8, 2649216878), (11, 1926703184), (14, 1513838216), (16, 1324608439), (22, 963351592), (28, 756919108), (44, 481675796), (56, 378459554), (77, 275243312), (88, 240837898), (109, 194437936), (112, 189229777), (154, 137621656), (176, 120418949), (218, 97218968), (308, 68810828), (436, 48609484), (616, 34405414), (763, 27776848), (872, 24304742), (1199, 17676176), (1232, 17202707), (1526, 13888424), (1744, 12152371), (2398, 8838088), (3052, 6944212), (4796, 4419044), (6104, 3472106), (8393, 2525168), (9592, 2209522), (12208, 1736053), (16786, 1262584), (19184, 1104761), (33572, 631292), (67144, 315646), (134288, 157823)]