21497636734

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{66762847}}^1$

素因数の和:66762879

約数の個数: 16

約数和(自身を含む): 38455400448

約数和(自身を除く): 16957763714

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 66762847, 133525694, 467339929, 934679858, 1535545481, 3071090962, 10748818367, 21497636734]

約数ペア:

[(1, 21497636734), (2, 10748818367), (7, 3071090962), (14, 1535545481), (23, 934679858), (46, 467339929), (161, 133525694), (322, 66762847)]