21032895842

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79071037}}^1$

素因数の和:79071065

約数の個数: 16

約数和(自身を含む): 37954098240

約数和(自身を除く): 16921202398

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 79071037, 158142074, 553497259, 1106994518, 1502349703, 3004699406, 10516447921, 21032895842]

約数ペア:

[(1, 21032895842), (2, 10516447921), (7, 3004699406), (14, 1502349703), (19, 1106994518), (38, 553497259), (133, 158142074), (266, 79071037)]