21607138

素因数分解:

$2^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{2273}}^1$

素因数の和:2386

約数の個数: 24

約数和(自身を含む): 38107692

約数和(自身を除く): 16500554

約数列:

[1, 2, 7, 14, 49, 97, 98, 194, 679, 1358, 2273, 4546, 4753, 9506, 15911, 31822, 111377, 220481, 222754, 440962, 1543367, 3086734, 10803569, 21607138]

約数ペア:

[(1, 21607138), (2, 10803569), (7, 3086734), (14, 1543367), (49, 440962), (97, 222754), (98, 220481), (194, 111377), (679, 31822), (1358, 15911), (2273, 9506), (4546, 4753)]