21121914

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{4051}}^1$

素因数の和:4146

約数の個数: 32

約数和(自身を含む): 46679040

約数和(自身を除く): 25557126

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 79, 158, 237, 474, 869, 1738, 2607, 4051, 5214, 8102, 12153, 24306, 44561, 89122, 133683, 267366, 320029, 640058, 960087, 1920174, 3520319, 7040638, 10560957, 21121914]

約数ペア:

[(1, 21121914), (2, 10560957), (3, 7040638), (6, 3520319), (11, 1920174), (22, 960087), (33, 640058), (66, 320029), (79, 267366), (158, 133683), (237, 89122), (474, 44561), (869, 24306), (1738, 12153), (2607, 8102), (4051, 5214)]