21558618

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1499}}^1$

素因数の和:1571

約数の個数: 48

約数和(自身を含む): 50544000

約数和(自身を除く): 28985382

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 47, 51, 94, 102, 141, 153, 282, 306, 423, 799, 846, 1499, 1598, 2397, 2998, 4497, 4794, 7191, 8994, 13491, 14382, 25483, 26982, 50966, 70453, 76449, 140906, 152898, 211359, 229347, 422718, 458694, 634077, 1197701, 1268154, 2395402, 3593103, 7186206, 10779309, 21558618]

約数ペア:

[(1, 21558618), (2, 10779309), (3, 7186206), (6, 3593103), (9, 2395402), (17, 1268154), (18, 1197701), (34, 634077), (47, 458694), (51, 422718), (94, 229347), (102, 211359), (141, 152898), (153, 140906), (282, 76449), (306, 70453), (423, 50966), (799, 26982), (846, 25483), (1499, 14382), (1598, 13491), (2397, 8994), (2998, 7191), (4497, 4794)]