21888456

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2087}}^1$

素因数の和:2138

約数の個数: 64

約数和(自身を含む): 60134400

約数和(自身を除く): 38245944

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 23, 24, 38, 46, 57, 69, 76, 92, 114, 138, 152, 184, 228, 276, 437, 456, 552, 874, 1311, 1748, 2087, 2622, 3496, 4174, 5244, 6261, 8348, 10488, 12522, 16696, 25044, 39653, 48001, 50088, 79306, 96002, 118959, 144003, 158612, 192004, 237918, 288006, 317224, 384008, 475836, 576012, 912019, 951672, 1152024, 1824038, 2736057, 3648076, 5472114, 7296152, 10944228, 21888456]

約数ペア:

[(1, 21888456), (2, 10944228), (3, 7296152), (4, 5472114), (6, 3648076), (8, 2736057), (12, 1824038), (19, 1152024), (23, 951672), (24, 912019), (38, 576012), (46, 475836), (57, 384008), (69, 317224), (76, 288006), (92, 237918), (114, 192004), (138, 158612), (152, 144003), (184, 118959), (228, 96002), (276, 79306), (437, 50088), (456, 48001), (552, 39653), (874, 25044), (1311, 16696), (1748, 12522), (2087, 10488), (2622, 8348), (3496, 6261), (4174, 5244)]