4221819

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3527}}^1$

素因数の和:3559

約数の個数: 24

約数和(自身を含む): 7338240

約数和(自身を除く): 3116421

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 3527, 10581, 24689, 31743, 67013, 74067, 201039, 222201, 469091, 603117, 1407273, 4221819]

約数ペア:

[(1, 4221819), (3, 1407273), (7, 603117), (9, 469091), (19, 222201), (21, 201039), (57, 74067), (63, 67013), (133, 31743), (171, 24689), (399, 10581), (1197, 3527)]