21443596

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{3251}}^1$

素因数の和:3369

約数の個数: 24

約数和(自身を含む): 40155696

約数和(自身を除く): 18712100

約数列:

[1, 2, 4, 17, 34, 68, 97, 194, 388, 1649, 3251, 3298, 6502, 6596, 13004, 55267, 110534, 221068, 315347, 630694, 1261388, 5360899, 10721798, 21443596]

約数ペア:

[(1, 21443596), (2, 10721798), (4, 5360899), (17, 1261388), (34, 630694), (68, 315347), (97, 221068), (194, 110534), (388, 55267), (1649, 13004), (3251, 6596), (3298, 6502)]