21319289478

素因数分解:

$2^1\times 3^3\times {\mathrm{5011}}^1\times {\mathrm{78787}}^1$

素因数の和:83809

約数の個数: 32

約数和(自身を含む): 47386254720

約数和(自身を除く): 26066965242

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 5011, 10022, 15033, 30066, 45099, 78787, 90198, 135297, 157574, 236361, 270594, 472722, 709083, 1418166, 2127249, 4254498, 394801657, 789603314, 1184404971, 2368809942, 3553214913, 7106429826, 10659644739, 21319289478]

約数ペア:

[(1, 21319289478), (2, 10659644739), (3, 7106429826), (6, 3553214913), (9, 2368809942), (18, 1184404971), (27, 789603314), (54, 394801657), (5011, 4254498), (10022, 2127249), (15033, 1418166), (30066, 709083), (45099, 472722), (78787, 270594), (90198, 236361), (135297, 157574)]