21263466

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1459}}^1$

素因数の和:1818

約数の個数: 32

約数和(自身を含む): 48775680

約数和(自身を除く): 27512214

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 347, 694, 1041, 1459, 2082, 2429, 2918, 4377, 4858, 7287, 8754, 10213, 14574, 20426, 30639, 61278, 506273, 1012546, 1518819, 3037638, 3543911, 7087822, 10631733, 21263466]

約数ペア:

[(1, 21263466), (2, 10631733), (3, 7087822), (6, 3543911), (7, 3037638), (14, 1518819), (21, 1012546), (42, 506273), (347, 61278), (694, 30639), (1041, 20426), (1459, 14574), (2082, 10213), (2429, 8754), (2918, 7287), (4377, 4858)]