21972834

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{93901}}^1$

素因数の和:93922

約数の個数: 24

約数和(自身を含む): 51270492

約数和(自身を除く): 29297658

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 93901, 187802, 281703, 563406, 845109, 1220713, 1690218, 2441426, 3662139, 7324278, 10986417, 21972834]

約数ペア:

[(1, 21972834), (2, 10986417), (3, 7324278), (6, 3662139), (9, 2441426), (13, 1690218), (18, 1220713), (26, 845109), (39, 563406), (78, 281703), (117, 187802), (234, 93901)]