21545834

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:302

約数の個数: 32

約数和(自身を含む): 35562240

約数和(自身を除く): 14016406

約数列:

[1, 2, 17, 34, 47, 94, 97, 139, 194, 278, 799, 1598, 1649, 2363, 3298, 4559, 4726, 6533, 9118, 13066, 13483, 26966, 77503, 111061, 155006, 222122, 229211, 458422, 633701, 1267402, 10772917, 21545834]

約数ペア:

[(1, 21545834), (2, 10772917), (17, 1267402), (34, 633701), (47, 458422), (94, 229211), (97, 222122), (139, 155006), (194, 111061), (278, 77503), (799, 26966), (1598, 13483), (1649, 13066), (2363, 9118), (3298, 6533), (4559, 4726)]