21368512

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:389

約数の個数: 56

約数和(自身を含む): 46817280

約数和(自身を除く): 25448768

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 127, 176, 239, 254, 352, 478, 508, 704, 956, 1016, 1397, 1912, 2032, 2629, 2794, 3824, 4064, 5258, 5588, 7648, 8128, 10516, 11176, 15296, 21032, 22352, 30353, 42064, 44704, 60706, 84128, 89408, 121412, 168256, 242824, 333883, 485648, 667766, 971296, 1335532, 1942592, 2671064, 5342128, 10684256, 21368512]

約数ペア:

[(1, 21368512), (2, 10684256), (4, 5342128), (8, 2671064), (11, 1942592), (16, 1335532), (22, 971296), (32, 667766), (44, 485648), (64, 333883), (88, 242824), (127, 168256), (176, 121412), (239, 89408), (254, 84128), (352, 60706), (478, 44704), (508, 42064), (704, 30353), (956, 22352), (1016, 21032), (1397, 15296), (1912, 11176), (2032, 10516), (2629, 8128), (2794, 7648), (3824, 5588), (4064, 5258)]