21183474

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^3\times {\mathrm{1607}}^1$

素因数の和:1651

約数の個数: 32

約数和(自身を含む): 45924480

約数和(自身を除く): 24741006

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 1607, 2197, 3214, 4394, 4821, 6591, 9642, 13182, 20891, 41782, 62673, 125346, 271583, 543166, 814749, 1629498, 3530579, 7061158, 10591737, 21183474]

約数ペア:

[(1, 21183474), (2, 10591737), (3, 7061158), (6, 3530579), (13, 1629498), (26, 814749), (39, 543166), (78, 271583), (169, 125346), (338, 62673), (507, 41782), (1014, 20891), (1607, 13182), (2197, 9642), (3214, 6591), (4394, 4821)]