21798388

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{5779}}^1$

素因数の和:5847

約数の個数: 24

約数和(自身を含む): 40783680

約数和(自身を除く): 18985292

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 164, 943, 1886, 3772, 5779, 11558, 23116, 132917, 236939, 265834, 473878, 531668, 947756, 5449597, 10899194, 21798388]

約数ペア:

[(1, 21798388), (2, 10899194), (4, 5449597), (23, 947756), (41, 531668), (46, 473878), (82, 265834), (92, 236939), (164, 132917), (943, 23116), (1886, 11558), (3772, 5779)]