21358236

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 51367680

約数和(自身を除く): 30009444

約数列:

[1, 2, 3, 4, 6, 12, 59, 97, 118, 177, 194, 236, 291, 311, 354, 388, 582, 622, 708, 933, 1164, 1244, 1866, 3732, 5723, 11446, 17169, 18349, 22892, 30167, 34338, 36698, 55047, 60334, 68676, 73396, 90501, 110094, 120668, 181002, 220188, 362004, 1779853, 3559706, 5339559, 7119412, 10679118, 21358236]

約数ペア:

[(1, 21358236), (2, 10679118), (3, 7119412), (4, 5339559), (6, 3559706), (12, 1779853), (59, 362004), (97, 220188), (118, 181002), (177, 120668), (194, 110094), (236, 90501), (291, 73396), (311, 68676), (354, 60334), (388, 55047), (582, 36698), (622, 34338), (708, 30167), (933, 22892), (1164, 18349), (1244, 17169), (1866, 11446), (3732, 5723)]