21075208

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{34213}}^1$

素因数の和:34237

約数の個数: 32

約数和(自身を含む): 49268160

約数和(自身を除く): 28192952

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 34213, 68426, 136852, 239491, 273704, 376343, 478982, 752686, 957964, 1505372, 1915928, 2634401, 3010744, 5268802, 10537604, 21075208]

約数ペア:

[(1, 21075208), (2, 10537604), (4, 5268802), (7, 3010744), (8, 2634401), (11, 1915928), (14, 1505372), (22, 957964), (28, 752686), (44, 478982), (56, 376343), (77, 273704), (88, 239491), (154, 136852), (308, 68426), (616, 34213)]