21548996

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{2663}}^1$

素因数の和:2708

約数の個数: 36

約数和(自身を含む): 45799488

約数和(自身を除く): 24250492

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 289, 476, 578, 1156, 2023, 2663, 4046, 5326, 8092, 10652, 18641, 37282, 45271, 74564, 90542, 181084, 316897, 633794, 769607, 1267588, 1539214, 3078428, 5387249, 10774498, 21548996]

約数ペア:

[(1, 21548996), (2, 10774498), (4, 5387249), (7, 3078428), (14, 1539214), (17, 1267588), (28, 769607), (34, 633794), (68, 316897), (119, 181084), (238, 90542), (289, 74564), (476, 45271), (578, 37282), (1156, 18641), (2023, 10652), (2663, 8092), (4046, 5326)]