21853711257

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3853}}^1\times {\mathrm{11743}}^1$

素因数の和:15629

約数の個数: 32

約数和(自身を含む): 34760736768

約数和(自身を除く): 12907025511

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 3853, 11559, 11743, 26971, 35229, 80913, 82201, 88619, 246603, 265857, 270089, 620333, 810267, 1860999, 1890623, 5671869, 45245779, 135737337, 316720453, 950161359, 1040652917, 3121958751, 7284570419, 21853711257]

約数ペア:

[(1, 21853711257), (3, 7284570419), (7, 3121958751), (21, 1040652917), (23, 950161359), (69, 316720453), (161, 135737337), (483, 45245779), (3853, 5671869), (11559, 1890623), (11743, 1860999), (26971, 810267), (35229, 620333), (80913, 270089), (82201, 265857), (88619, 246603)]