21853468994

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1\times {\mathrm{45307}}^1$

素因数の和:45710

約数の個数: 32

約数和(自身を含む): 37893436416

約数和(自身を除く): 16039967422

約数列:

[1, 2, 7, 14, 131, 262, 263, 526, 917, 1834, 1841, 3682, 34453, 45307, 68906, 90614, 241171, 317149, 482342, 634298, 5935217, 11870434, 11915741, 23831482, 41546519, 83093038, 83410187, 166820374, 1560962071, 3121924142, 10926734497, 21853468994]

約数ペア:

[(1, 21853468994), (2, 10926734497), (7, 3121924142), (14, 1560962071), (131, 166820374), (262, 83410187), (263, 83093038), (526, 41546519), (917, 23831482), (1834, 11915741), (1841, 11870434), (3682, 5935217), (34453, 634298), (45307, 482342), (68906, 317149), (90614, 241171)]