21000503498

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{2999}}^1\times {\mathrm{269327}}^1$

素因数の和:272341

約数の個数: 16

約数和(自身を含む): 33935328000

約数和(自身を除く): 12934824502

約数列:

[1, 2, 13, 26, 2999, 5998, 38987, 77974, 269327, 538654, 3501251, 7002502, 807711673, 1615423346, 10500251749, 21000503498]

約数ペア:

[(1, 21000503498), (2, 10500251749), (13, 1615423346), (26, 807711673), (2999, 7002502), (5998, 3501251), (38987, 538654), (77974, 269327)]