21385962

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{91393}}^1$

素因数の和:91414

約数の個数: 24

約数和(自身を含む): 49901124

約数和(自身を除く): 28515162

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 91393, 182786, 274179, 548358, 822537, 1188109, 1645074, 2376218, 3564327, 7128654, 10692981, 21385962]

約数ペア:

[(1, 21385962), (2, 10692981), (3, 7128654), (6, 3564327), (9, 2376218), (13, 1645074), (18, 1188109), (26, 822537), (39, 548358), (78, 274179), (117, 182786), (234, 91393)]