21176764

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{2617}}^1$

素因数の和:2662

約数の個数: 36

約数和(自身を含む): 45008656

約数和(自身を除く): 23831892

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 289, 476, 578, 1156, 2023, 2617, 4046, 5234, 8092, 10468, 18319, 36638, 44489, 73276, 88978, 177956, 311423, 622846, 756313, 1245692, 1512626, 3025252, 5294191, 10588382, 21176764]

約数ペア:

[(1, 21176764), (2, 10588382), (4, 5294191), (7, 3025252), (14, 1512626), (17, 1245692), (28, 756313), (34, 622846), (68, 311423), (119, 177956), (238, 88978), (289, 73276), (476, 44489), (578, 36638), (1156, 18319), (2023, 10468), (2617, 8092), (4046, 5234)]