21167982999

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{1181}}^1\times {\mathrm{42373}}^1$

素因数の和:43607

約数の個数: 24

約数和(自身を含む): 31253706432

約数和(自身を除く): 10085723433

約数列:

[1, 3, 9, 47, 141, 423, 1181, 3543, 10629, 42373, 55507, 127119, 166521, 381357, 499563, 1991531, 5974593, 17923779, 50042513, 150127539, 450382617, 2351998111, 7055994333, 21167982999]

約数ペア:

[(1, 21167982999), (3, 7055994333), (9, 2351998111), (47, 450382617), (141, 150127539), (423, 50042513), (1181, 17923779), (3543, 5974593), (10629, 1991531), (42373, 499563), (55507, 381357), (127119, 166521)]