21564114

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{613}}^1$

素因数の和:683

約数の個数: 64

約数和(自身を含む): 51988608

約数和(自身を除く): 30424494

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 41, 66, 78, 82, 123, 143, 246, 286, 429, 451, 533, 613, 858, 902, 1066, 1226, 1353, 1599, 1839, 2706, 3198, 3678, 5863, 6743, 7969, 11726, 13486, 15938, 17589, 20229, 23907, 25133, 35178, 40458, 47814, 50266, 75399, 87659, 150798, 175318, 262977, 276463, 326729, 525954, 552926, 653458, 829389, 980187, 1658778, 1960374, 3594019, 7188038, 10782057, 21564114]

約数ペア:

[(1, 21564114), (2, 10782057), (3, 7188038), (6, 3594019), (11, 1960374), (13, 1658778), (22, 980187), (26, 829389), (33, 653458), (39, 552926), (41, 525954), (66, 326729), (78, 276463), (82, 262977), (123, 175318), (143, 150798), (246, 87659), (286, 75399), (429, 50266), (451, 47814), (533, 40458), (613, 35178), (858, 25133), (902, 23907), (1066, 20229), (1226, 17589), (1353, 15938), (1599, 13486), (1839, 11726), (2706, 7969), (3198, 6743), (3678, 5863)]