21194538

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{185917}}^1$

素因数の和:185941

約数の個数: 16

約数和(自身を含む): 44620320

約数和(自身を除く): 23425782

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 185917, 371834, 557751, 1115502, 3532423, 7064846, 10597269, 21194538]

約数ペア:

[(1, 21194538), (2, 10597269), (3, 7064846), (6, 3532423), (19, 1115502), (38, 557751), (57, 371834), (114, 185917)]