21122132384

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{77591}}^1$

素因数の和:77829

約数の個数: 48

約数和(自身を含む): 42704153856

約数和(自身を除く): 21582021472

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 181, 188, 362, 376, 724, 752, 1448, 1504, 2896, 5792, 8507, 17014, 34028, 68056, 77591, 136112, 155182, 272224, 310364, 620728, 1241456, 2482912, 3646777, 7293554, 14043971, 14587108, 28087942, 29174216, 56175884, 58348432, 112351768, 116696864, 224703536, 449407072, 660066637, 1320133274, 2640266548, 5280533096, 10561066192, 21122132384]

約数ペア:

[(1, 21122132384), (2, 10561066192), (4, 5280533096), (8, 2640266548), (16, 1320133274), (32, 660066637), (47, 449407072), (94, 224703536), (181, 116696864), (188, 112351768), (362, 58348432), (376, 56175884), (724, 29174216), (752, 28087942), (1448, 14587108), (1504, 14043971), (2896, 7293554), (5792, 3646777), (8507, 2482912), (17014, 1241456), (34028, 620728), (68056, 310364), (77591, 272224), (136112, 155182)]