21225274

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2273}}^1$

素因数の和:2334

約数の個数: 32

約数和(自身を含む): 39294720

約数和(自身を除く): 18069446

約数列:

[1, 2, 7, 14, 23, 29, 46, 58, 161, 203, 322, 406, 667, 1334, 2273, 4546, 4669, 9338, 15911, 31822, 52279, 65917, 104558, 131834, 365953, 461419, 731906, 922838, 1516091, 3032182, 10612637, 21225274]

約数ペア:

[(1, 21225274), (2, 10612637), (7, 3032182), (14, 1516091), (23, 922838), (29, 731906), (46, 461419), (58, 365953), (161, 131834), (203, 104558), (322, 65917), (406, 52279), (667, 31822), (1334, 15911), (2273, 9338), (4546, 4669)]