21763612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 44255232

約数和(自身を除く): 22491620

約数列:

[1, 2, 4, 13, 23, 26, 31, 46, 52, 62, 92, 124, 299, 403, 587, 598, 713, 806, 1174, 1196, 1426, 1612, 2348, 2852, 7631, 9269, 13501, 15262, 18197, 18538, 27002, 30524, 36394, 37076, 54004, 72788, 175513, 236561, 351026, 418531, 473122, 702052, 837062, 946244, 1674124, 5440903, 10881806, 21763612]

約数ペア:

[(1, 21763612), (2, 10881806), (4, 5440903), (13, 1674124), (23, 946244), (26, 837062), (31, 702052), (46, 473122), (52, 418531), (62, 351026), (92, 236561), (124, 175513), (299, 72788), (403, 54004), (587, 37076), (598, 36394), (713, 30524), (806, 27002), (1174, 18538), (1196, 18197), (1426, 15262), (1612, 13501), (2348, 9269), (2852, 7631)]