21853874

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{91823}}^1$

素因数の和:91849

約数の個数: 16

約数和(自身を含む): 39667968

約数和(自身を除く): 17814094

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 91823, 183646, 642761, 1285522, 1560991, 3121982, 10926937, 21853874]

約数ペア:

[(1, 21853874), (2, 10926937), (7, 3121982), (14, 1560991), (17, 1285522), (34, 642761), (119, 183646), (238, 91823)]