21554408085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3873209}}^1$

素因数の和:3873277

約数の個数: 32

約数和(自身を含む): 40157441280

約数和(自身を除く): 18603033195

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 105, 159, 265, 371, 795, 1113, 1855, 5565, 3873209, 11619627, 19366045, 27112463, 58098135, 81337389, 135562315, 205280077, 406686945, 615840231, 1026400385, 1436960539, 3079201155, 4310881617, 7184802695, 21554408085]

約数ペア:

[(1, 21554408085), (3, 7184802695), (5, 4310881617), (7, 3079201155), (15, 1436960539), (21, 1026400385), (35, 615840231), (53, 406686945), (105, 205280077), (159, 135562315), (265, 81337389), (371, 58098135), (795, 27112463), (1113, 19366045), (1855, 11619627), (5565, 3873209)]