21144924

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{12497}}^1$

素因数の和:12554

約数の個数: 36

約数和(自身を含む): 54591264

約数和(自身を除く): 33446340

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 12497, 24994, 37491, 49988, 74982, 112473, 149964, 224946, 449892, 587359, 1174718, 1762077, 2349436, 3524154, 5286231, 7048308, 10572462, 21144924]

約数ペア:

[(1, 21144924), (2, 10572462), (3, 7048308), (4, 5286231), (6, 3524154), (9, 2349436), (12, 1762077), (18, 1174718), (36, 587359), (47, 449892), (94, 224946), (141, 149964), (188, 112473), (282, 74982), (423, 49988), (564, 37491), (846, 24994), (1692, 12497)]