21754124

素因数分解:

$2^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{2239}}^1$

素因数の和:2597

約数の個数: 24

約数和(自身を含む): 43653120

約数和(自身を除く): 21898996

約数列:

[1, 2, 4, 7, 14, 28, 347, 694, 1388, 2239, 2429, 4478, 4858, 8956, 9716, 15673, 31346, 62692, 776933, 1553866, 3107732, 5438531, 10877062, 21754124]

約数ペア:

[(1, 21754124), (2, 10877062), (4, 5438531), (7, 3107732), (14, 1553866), (28, 776933), (347, 62692), (694, 31346), (1388, 15673), (2239, 9716), (2429, 8956), (4478, 4858)]