21282939435

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{929}}^1\times {\mathrm{28817}}^1$

素因数の和:29807

約数の個数: 32

約数和(自身を含む): 34733759040

約数和(自身を除く): 13450819605

約数列:

[1, 3, 5, 15, 53, 159, 265, 795, 929, 2787, 4645, 13935, 28817, 49237, 86451, 144085, 147711, 246185, 432255, 738555, 1527301, 4581903, 7636505, 22909515, 26770993, 80312979, 133854965, 401564895, 1418862629, 4256587887, 7094313145, 21282939435]

約数ペア:

[(1, 21282939435), (3, 7094313145), (5, 4256587887), (15, 1418862629), (53, 401564895), (159, 133854965), (265, 80312979), (795, 26770993), (929, 22909515), (2787, 7636505), (4645, 4581903), (13935, 1527301), (28817, 738555), (49237, 432255), (86451, 246185), (144085, 147711)]