21166146

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 47963448

約数和(自身を除く): 26797302

約数列:

[1, 2, 3, 6, 9, 18, 37, 61, 74, 111, 122, 183, 222, 333, 366, 521, 549, 666, 1042, 1098, 1563, 2257, 3126, 4514, 4689, 6771, 9378, 13542, 19277, 20313, 31781, 38554, 40626, 57831, 63562, 95343, 115662, 173493, 190686, 286029, 346986, 572058, 1175897, 2351794, 3527691, 7055382, 10583073, 21166146]

約数ペア:

[(1, 21166146), (2, 10583073), (3, 7055382), (6, 3527691), (9, 2351794), (18, 1175897), (37, 572058), (61, 346986), (74, 286029), (111, 190686), (122, 173493), (183, 115662), (222, 95343), (333, 63562), (366, 57831), (521, 40626), (549, 38554), (666, 31781), (1042, 20313), (1098, 19277), (1563, 13542), (2257, 9378), (3126, 6771), (4514, 4689)]