21152118

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{271181}}^1$

素因数の和:271199

約数の個数: 16

約数和(自身を含む): 45558576

約数和(自身を除く): 24406458

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 271181, 542362, 813543, 1627086, 3525353, 7050706, 10576059, 21152118]

約数ペア:

[(1, 21152118), (2, 10576059), (3, 7050706), (6, 3525353), (13, 1627086), (26, 813543), (39, 542362), (78, 271181)]