21628308

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7297}}^1$

素因数の和:7336

約数の個数: 48

約数和(自身を含む): 57216320

約数和(自身を除く): 35588012

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 7297, 14594, 21891, 29188, 43782, 87564, 94861, 138643, 189722, 277286, 284583, 379444, 415929, 554572, 569166, 831858, 1138332, 1663716, 1802359, 3604718, 5407077, 7209436, 10814154, 21628308]

約数ペア:

[(1, 21628308), (2, 10814154), (3, 7209436), (4, 5407077), (6, 3604718), (12, 1802359), (13, 1663716), (19, 1138332), (26, 831858), (38, 569166), (39, 554572), (52, 415929), (57, 379444), (76, 284583), (78, 277286), (114, 189722), (156, 138643), (228, 94861), (247, 87564), (494, 43782), (741, 29188), (988, 21891), (1482, 14594), (2964, 7297)]