20210868

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{13693}}^1$

素因数の和:13744

約数の個数: 36

約数和(自身を含む): 52338468

約数和(自身を除く): 32127600

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 13693, 27386, 41079, 54772, 82158, 123237, 164316, 246474, 492948, 561413, 1122826, 1684239, 2245652, 3368478, 5052717, 6736956, 10105434, 20210868]

約数ペア:

[(1, 20210868), (2, 10105434), (3, 6736956), (4, 5052717), (6, 3368478), (9, 2245652), (12, 1684239), (18, 1122826), (36, 561413), (41, 492948), (82, 246474), (123, 164316), (164, 123237), (246, 82158), (369, 54772), (492, 41079), (738, 27386), (1476, 13693)]