2214278871

素因数分解:

$3^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{128431}}^1$

素因数の和:129262

約数の個数: 16

約数和(自身を含む): 3378275328

約数和(自身を除く): 1163996457

約数列:

[1, 3, 7, 21, 821, 2463, 5747, 17241, 128431, 385293, 899017, 2697051, 105441851, 316325553, 738092957, 2214278871]

約数ペア:

[(1, 2214278871), (3, 738092957), (7, 316325553), (21, 105441851), (821, 2697051), (2463, 899017), (5747, 385293), (17241, 128431)]