21781044

素因数分解:

$2^2\times 3^2\times {\mathrm{313}}^1\times {\mathrm{1933}}^1$

素因数の和:2256

約数の個数: 36

約数和(自身を含む): 55262116

約数和(自身を除く): 33481072

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 313, 626, 939, 1252, 1878, 1933, 2817, 3756, 3866, 5634, 5799, 7732, 11268, 11598, 17397, 23196, 34794, 69588, 605029, 1210058, 1815087, 2420116, 3630174, 5445261, 7260348, 10890522, 21781044]

約数ペア:

[(1, 21781044), (2, 10890522), (3, 7260348), (4, 5445261), (6, 3630174), (9, 2420116), (12, 1815087), (18, 1210058), (36, 605029), (313, 69588), (626, 34794), (939, 23196), (1252, 17397), (1878, 11598), (1933, 11268), (2817, 7732), (3756, 5799), (3866, 5634)]