21790824

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1399}}^1$

素因数の和:1478

約数の個数: 64

約数和(自身を含む): 60480000

約数和(自身を除く): 38689176

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 59, 66, 88, 118, 132, 177, 236, 264, 354, 472, 649, 708, 1298, 1399, 1416, 1947, 2596, 2798, 3894, 4197, 5192, 5596, 7788, 8394, 11192, 15389, 15576, 16788, 30778, 33576, 46167, 61556, 82541, 92334, 123112, 165082, 184668, 247623, 330164, 369336, 495246, 660328, 907951, 990492, 1815902, 1980984, 2723853, 3631804, 5447706, 7263608, 10895412, 21790824]

約数ペア:

[(1, 21790824), (2, 10895412), (3, 7263608), (4, 5447706), (6, 3631804), (8, 2723853), (11, 1980984), (12, 1815902), (22, 990492), (24, 907951), (33, 660328), (44, 495246), (59, 369336), (66, 330164), (88, 247623), (118, 184668), (132, 165082), (177, 123112), (236, 92334), (264, 82541), (354, 61556), (472, 46167), (649, 33576), (708, 30778), (1298, 16788), (1399, 15576), (1416, 15389), (1947, 11192), (2596, 8394), (2798, 7788), (3894, 5596), (4197, 5192)]