21455262

素因数分解:

$2^1\times 3^2\times {\mathrm{631}}^1\times {\mathrm{1889}}^1$

素因数の和:2528

約数の個数: 24

約数和(自身を含む): 46584720

約数和(自身を除く): 25129458

約数列:

[1, 2, 3, 6, 9, 18, 631, 1262, 1889, 1893, 3778, 3786, 5667, 5679, 11334, 11358, 17001, 34002, 1191959, 2383918, 3575877, 7151754, 10727631, 21455262]

約数ペア:

[(1, 21455262), (2, 10727631), (3, 7151754), (6, 3575877), (9, 2383918), (18, 1191959), (631, 34002), (1262, 17001), (1889, 11358), (1893, 11334), (3778, 5679), (3786, 5667)]