21974316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20123}}^1$

素因数の和:20150

約数の個数: 48

約数和(自身を含む): 63108864

約数和(自身を除く): 41134548

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 20123, 40246, 60369, 80492, 120738, 140861, 241476, 261599, 281722, 422583, 523198, 563444, 784797, 845166, 1046396, 1569594, 1690332, 1831193, 3139188, 3662386, 5493579, 7324772, 10987158, 21974316]

約数ペア:

[(1, 21974316), (2, 10987158), (3, 7324772), (4, 5493579), (6, 3662386), (7, 3139188), (12, 1831193), (13, 1690332), (14, 1569594), (21, 1046396), (26, 845166), (28, 784797), (39, 563444), (42, 523198), (52, 422583), (78, 281722), (84, 261599), (91, 241476), (156, 140861), (182, 120738), (273, 80492), (364, 60369), (546, 40246), (1092, 20123)]