20212836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5869}}^1$

素因数の和:5924

約数の個数: 48

約数和(自身を含む): 55224960

約数和(自身を除く): 35012124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1722, 3444, 5869, 11738, 17607, 23476, 35214, 41083, 70428, 82166, 123249, 164332, 240629, 246498, 481258, 492996, 721887, 962516, 1443774, 1684403, 2887548, 3368806, 5053209, 6737612, 10106418, 20212836]

約数ペア:

[(1, 20212836), (2, 10106418), (3, 6737612), (4, 5053209), (6, 3368806), (7, 2887548), (12, 1684403), (14, 1443774), (21, 962516), (28, 721887), (41, 492996), (42, 481258), (82, 246498), (84, 240629), (123, 164332), (164, 123249), (246, 82166), (287, 70428), (492, 41083), (574, 35214), (861, 23476), (1148, 17607), (1722, 11738), (3444, 5869)]