21911544

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{9817}}^1$

素因数の和:9860

約数の個数: 48

約数和(自身を含む): 61264320

約数和(自身を除く): 39352776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 9817, 19634, 29451, 39268, 58902, 78536, 88353, 117804, 176706, 235608, 304327, 353412, 608654, 706824, 912981, 1217308, 1825962, 2434616, 2738943, 3651924, 5477886, 7303848, 10955772, 21911544]

約数ペア:

[(1, 21911544), (2, 10955772), (3, 7303848), (4, 5477886), (6, 3651924), (8, 2738943), (9, 2434616), (12, 1825962), (18, 1217308), (24, 912981), (31, 706824), (36, 608654), (62, 353412), (72, 304327), (93, 235608), (124, 176706), (186, 117804), (248, 88353), (279, 78536), (372, 58902), (558, 39268), (744, 29451), (1116, 19634), (2232, 9817)]