21207045814

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{1472507}}^1$

素因数の和:1472907

約数の個数: 16

約数和(自身を含む): 33573182400

約数和(自身を除く): 12366136586

約数列:

[1, 2, 19, 38, 379, 758, 7201, 14402, 1472507, 2945014, 27977633, 55955266, 558080153, 1116160306, 10603522907, 21207045814]

約数ペア:

[(1, 21207045814), (2, 10603522907), (19, 1116160306), (38, 558080153), (379, 55955266), (758, 27977633), (7201, 2945014), (14402, 1472507)]