21361548

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7207}}^1$

素因数の和:7246

約数の個数: 48

約数和(自身を含む): 56510720

約数和(自身を除く): 35149172

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, 7207, 14414, 21621, 28828, 43242, 86484, 93691, 136933, 187382, 273866, 281073, 374764, 410799, 547732, 562146, 821598, 1124292, 1643196, 1780129, 3560258, 5340387, 7120516, 10680774, 21361548]

約数ペア:

[(1, 21361548), (2, 10680774), (3, 7120516), (4, 5340387), (6, 3560258), (12, 1780129), (13, 1643196), (19, 1124292), (26, 821598), (38, 562146), (39, 547732), (52, 410799), (57, 374764), (76, 281073), (78, 273866), (114, 187382), (156, 136933), (228, 93691), (247, 86484), (494, 43242), (741, 28828), (988, 21621), (1482, 14414), (2964, 7207)]