21125442

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1361}}^1$

素因数の和:1578

約数の個数: 32

約数和(自身を含む): 45763200

約数和(自身を除く): 24637758

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 199, 398, 597, 1194, 1361, 2587, 2722, 4083, 5174, 7761, 8166, 15522, 17693, 35386, 53079, 106158, 270839, 541678, 812517, 1625034, 3520907, 7041814, 10562721, 21125442]

約数ペア:

[(1, 21125442), (2, 10562721), (3, 7041814), (6, 3520907), (13, 1625034), (26, 812517), (39, 541678), (78, 270839), (199, 106158), (398, 53079), (597, 35386), (1194, 17693), (1361, 15522), (2587, 8166), (2722, 7761), (4083, 5174)]