21000948057

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{389}}^1\times {\mathrm{32779}}^1$

素因数の和:33238

約数の個数: 32

約数和(自身を含む): 31704816000

約数和(自身を除く): 10703867943

約数列:

[1, 3, 9, 27, 61, 183, 389, 549, 1167, 1647, 3501, 10503, 23729, 32779, 71187, 98337, 213561, 295011, 640683, 885033, 1999519, 5998557, 12751031, 17995671, 38253093, 53987013, 114759279, 344277837, 777812891, 2333438673, 7000316019, 21000948057]

約数ペア:

[(1, 21000948057), (3, 7000316019), (9, 2333438673), (27, 777812891), (61, 344277837), (183, 114759279), (389, 53987013), (549, 38253093), (1167, 17995671), (1647, 12751031), (3501, 5998557), (10503, 1999519), (23729, 885033), (32779, 640683), (71187, 295011), (98337, 213561)]