21367728

素因数分解:

$2^4\times 3^2\times {\mathrm{148387}}^1$

素因数の和:148401

約数の個数: 30

約数和(自身を含む): 59800364

約数和(自身を除く): 38432636

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 148387, 296774, 445161, 593548, 890322, 1187096, 1335483, 1780644, 2374192, 2670966, 3561288, 5341932, 7122576, 10683864, 21367728]

約数ペア:

[(1, 21367728), (2, 10683864), (3, 7122576), (4, 5341932), (6, 3561288), (8, 2670966), (9, 2374192), (12, 1780644), (16, 1335483), (18, 1187096), (24, 890322), (36, 593548), (48, 445161), (72, 296774), (144, 148387)]