21635916

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{283}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 53055744

約数和(自身を除く): 31419828

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 277, 283, 554, 566, 831, 849, 1108, 1132, 1662, 1698, 3324, 3396, 6371, 6509, 12742, 13018, 19113, 19527, 25484, 26036, 38226, 39054, 76452, 78108, 78391, 156782, 235173, 313564, 470346, 940692, 1802993, 3605986, 5408979, 7211972, 10817958, 21635916]

約数ペア:

[(1, 21635916), (2, 10817958), (3, 7211972), (4, 5408979), (6, 3605986), (12, 1802993), (23, 940692), (46, 470346), (69, 313564), (92, 235173), (138, 156782), (276, 78391), (277, 78108), (283, 76452), (554, 39054), (566, 38226), (831, 26036), (849, 25484), (1108, 19527), (1132, 19113), (1662, 13018), (1698, 12742), (3324, 6509), (3396, 6371)]