21465954

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{22501}}^1$

素因数の和:22562

約数の個数: 24

約数和(自身を含む): 47389212

約数和(自身を除く): 25923258

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 22501, 45002, 67503, 135006, 202509, 405018, 1192553, 2385106, 3577659, 7155318, 10732977, 21465954]

約数ペア:

[(1, 21465954), (2, 10732977), (3, 7155318), (6, 3577659), (9, 2385106), (18, 1192553), (53, 405018), (106, 202509), (159, 135006), (318, 67503), (477, 45002), (954, 22501)]