21069381502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{7434503}}^1$

素因数の和:7434627

約数の個数: 16

約数和(自身を含む): 34347408480

約数和(自身を除く): 13278026978

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 7434503, 14869006, 96648539, 193297078, 810360827, 1620721654, 10534690751, 21069381502]

約数ペア:

[(1, 21069381502), (2, 10534690751), (13, 1620721654), (26, 810360827), (109, 193297078), (218, 96648539), (1417, 14869006), (2834, 7434503)]