21462483

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{761}}^1$

素因数の和:867

約数の個数: 32

約数和(自身を含む): 35112960

約数和(自身を除く): 13650477

約数列:

[1, 3, 7, 17, 21, 51, 79, 119, 237, 357, 553, 761, 1343, 1659, 2283, 4029, 5327, 9401, 12937, 15981, 28203, 38811, 60119, 90559, 180357, 271677, 420833, 1022023, 1262499, 3066069, 7154161, 21462483]

約数ペア:

[(1, 21462483), (3, 7154161), (7, 3066069), (17, 1262499), (21, 1022023), (51, 420833), (79, 271677), (119, 180357), (237, 90559), (357, 60119), (553, 38811), (761, 28203), (1343, 15981), (1659, 12937), (2283, 9401), (4029, 5327)]