21330450258

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{307}}^1\times {\mathrm{68521}}^1$

素因数の和:68859

約数の個数: 48

約数和(自身を含む): 46346088096

約数和(自身を除く): 25015637838

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 307, 338, 507, 614, 921, 1014, 1842, 3991, 7982, 11973, 23946, 51883, 68521, 103766, 137042, 155649, 205563, 311298, 411126, 890773, 1781546, 2672319, 5344638, 11580049, 21035947, 23160098, 34740147, 42071894, 63107841, 69480294, 126215682, 273467311, 546934622, 820401933, 1640803866, 3555075043, 7110150086, 10665225129, 21330450258]

約数ペア:

[(1, 21330450258), (2, 10665225129), (3, 7110150086), (6, 3555075043), (13, 1640803866), (26, 820401933), (39, 546934622), (78, 273467311), (169, 126215682), (307, 69480294), (338, 63107841), (507, 42071894), (614, 34740147), (921, 23160098), (1014, 21035947), (1842, 11580049), (3991, 5344638), (7982, 2672319), (11973, 1781546), (23946, 890773), (51883, 411126), (68521, 311298), (103766, 205563), (137042, 155649)]