21481164

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{16127}}^1$

素因数の和:16174

約数の個数: 36

約数和(自身を含む): 55770624

約数和(自身を除く): 34289460

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 16127, 32254, 48381, 64508, 96762, 145143, 193524, 290286, 580572, 596699, 1193398, 1790097, 2386796, 3580194, 5370291, 7160388, 10740582, 21481164]

約数ペア:

[(1, 21481164), (2, 10740582), (3, 7160388), (4, 5370291), (6, 3580194), (9, 2386796), (12, 1790097), (18, 1193398), (36, 596699), (37, 580572), (74, 290286), (111, 193524), (148, 145143), (222, 96762), (333, 64508), (444, 48381), (666, 32254), (1332, 16127)]