21489401282

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1\times {\mathrm{277}}^1\times {\mathrm{1597}}^1$

素因数の和:2210

約数の個数: 32

約数和(自身を含む): 32817192768

約数和(自身を除く): 11327791486

約数列:

[1, 2, 107, 214, 227, 277, 454, 554, 1597, 3194, 24289, 29639, 48578, 59278, 62879, 125758, 170879, 341758, 362519, 442369, 725038, 884738, 6728053, 13456106, 38789533, 47333483, 77579066, 94666966, 100417763, 200835526, 10744700641, 21489401282]

約数ペア:

[(1, 21489401282), (2, 10744700641), (107, 200835526), (214, 100417763), (227, 94666966), (277, 77579066), (454, 47333483), (554, 38789533), (1597, 13456106), (3194, 6728053), (24289, 884738), (29639, 725038), (48578, 442369), (59278, 362519), (62879, 341758), (125758, 170879)]