21791304

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{13159}}^1$

素因数の和:13194

約数の個数: 48

約数和(自身を含む): 61588800

約数和(自身を除く): 39797496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 13159, 26318, 39477, 52636, 78954, 105272, 118431, 157908, 236862, 302657, 315816, 473724, 605314, 907971, 947448, 1210628, 1815942, 2421256, 2723913, 3631884, 5447826, 7263768, 10895652, 21791304]

約数ペア:

[(1, 21791304), (2, 10895652), (3, 7263768), (4, 5447826), (6, 3631884), (8, 2723913), (9, 2421256), (12, 1815942), (18, 1210628), (23, 947448), (24, 907971), (36, 605314), (46, 473724), (69, 315816), (72, 302657), (92, 236862), (138, 157908), (184, 118431), (207, 105272), (276, 78954), (414, 52636), (552, 39477), (828, 26318), (1656, 13159)]