21029086

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{42569}}^1$

素因数の和:42603

約数の個数: 16

約数和(自身を含む): 35758800

約数和(自身を除く): 14729714

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 42569, 85138, 553397, 808811, 1106794, 1617622, 10514543, 21029086]

約数ペア:

[(1, 21029086), (2, 10514543), (13, 1617622), (19, 1106794), (26, 808811), (38, 553397), (247, 85138), (494, 42569)]