21000409026

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8951581}}^1$

素因数の和:8951626

約数の個数: 32

約数和(自身を含む): 46405001088

約数和(自身を除く): 25404592062

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 391, 782, 1173, 2346, 8951581, 17903162, 26854743, 53709486, 152176877, 205886363, 304353754, 411772726, 456530631, 617659089, 913061262, 1235318178, 3500068171, 7000136342, 10500204513, 21000409026]

約数ペア:

[(1, 21000409026), (2, 10500204513), (3, 7000136342), (6, 3500068171), (17, 1235318178), (23, 913061262), (34, 617659089), (46, 456530631), (51, 411772726), (69, 304353754), (102, 205886363), (138, 152176877), (391, 53709486), (782, 26854743), (1173, 17903162), (2346, 8951581)]