42167468

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{21211}}^1$

素因数の和:21293

約数の個数: 24

約数和(自身を含む): 85526784

約数和(自身を除く): 43359316

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 21211, 42422, 84844, 148477, 296954, 593908, 1505981, 3011962, 6023924, 10541867, 21083734, 42167468]

約数ペア:

[(1, 42167468), (2, 21083734), (4, 10541867), (7, 6023924), (14, 3011962), (28, 1505981), (71, 593908), (142, 296954), (284, 148477), (497, 84844), (994, 42422), (1988, 21211)]