21046776

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 54825120

約数和(自身を除く): 33778344

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 73, 82, 123, 146, 164, 219, 246, 292, 293, 328, 438, 492, 584, 586, 876, 879, 984, 1172, 1752, 1758, 2344, 2993, 3516, 5986, 7032, 8979, 11972, 12013, 17958, 21389, 23944, 24026, 35916, 36039, 42778, 48052, 64167, 71832, 72078, 85556, 96104, 128334, 144156, 171112, 256668, 288312, 513336, 876949, 1753898, 2630847, 3507796, 5261694, 7015592, 10523388, 21046776]

約数ペア:

[(1, 21046776), (2, 10523388), (3, 7015592), (4, 5261694), (6, 3507796), (8, 2630847), (12, 1753898), (24, 876949), (41, 513336), (73, 288312), (82, 256668), (123, 171112), (146, 144156), (164, 128334), (219, 96104), (246, 85556), (292, 72078), (293, 71832), (328, 64167), (438, 48052), (492, 42778), (584, 36039), (586, 35916), (876, 24026), (879, 23944), (984, 21389), (1172, 17958), (1752, 12013), (1758, 11972), (2344, 8979), (2993, 7032), (3516, 5986)]