21167503546

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1090097}}^1$

素因数の和:1090198

約数の個数: 32

約数和(自身を含む): 38720280960

約数和(自身を除く): 17552777414

約数列:

[1, 2, 7, 14, 19, 38, 73, 133, 146, 266, 511, 1022, 1387, 2774, 9709, 19418, 1090097, 2180194, 7630679, 15261358, 20711843, 41423686, 79577081, 144982901, 159154162, 289965802, 557039567, 1114079134, 1511964539, 3023929078, 10583751773, 21167503546]

約数ペア:

[(1, 21167503546), (2, 10583751773), (7, 3023929078), (14, 1511964539), (19, 1114079134), (38, 557039567), (73, 289965802), (133, 159154162), (146, 144982901), (266, 79577081), (511, 41423686), (1022, 20711843), (1387, 15261358), (2774, 7630679), (9709, 2180194), (19418, 1090097)]