21858387523

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{467}}^1\times {\mathrm{2297}}^1$

素因数の和:2883

約数の個数: 32

約数和(自身を含む): 26017625088

約数和(自身を除く): 4159237565

約数列:

[1, 7, 41, 71, 287, 467, 497, 2297, 2911, 3269, 16079, 19147, 20377, 33157, 94177, 134029, 163087, 232099, 659239, 1072699, 1141609, 1359437, 6686567, 7508893, 9516059, 43980659, 46805969, 76161629, 307864613, 533131403, 3122626789, 21858387523]

約数ペア:

[(1, 21858387523), (7, 3122626789), (41, 533131403), (71, 307864613), (287, 76161629), (467, 46805969), (497, 43980659), (2297, 9516059), (2911, 7508893), (3269, 6686567), (16079, 1359437), (19147, 1141609), (20377, 1072699), (33157, 659239), (94177, 232099), (134029, 163087)]