21262692

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2039}}^1$

素因数の和:2136

約数の個数: 48

約数和(自身を含む): 54835200

約数和(自身を除く): 33572508

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 79, 132, 158, 237, 316, 474, 869, 948, 1738, 2039, 2607, 3476, 4078, 5214, 6117, 8156, 10428, 12234, 22429, 24468, 44858, 67287, 89716, 134574, 161081, 269148, 322162, 483243, 644324, 966486, 1771891, 1932972, 3543782, 5315673, 7087564, 10631346, 21262692]

約数ペア:

[(1, 21262692), (2, 10631346), (3, 7087564), (4, 5315673), (6, 3543782), (11, 1932972), (12, 1771891), (22, 966486), (33, 644324), (44, 483243), (66, 322162), (79, 269148), (132, 161081), (158, 134574), (237, 89716), (316, 67287), (474, 44858), (869, 24468), (948, 22429), (1738, 12234), (2039, 10428), (2607, 8156), (3476, 6117), (4078, 5214)]