21502623

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 31989760

約数和(自身を除く): 10487137

約数列:

[1, 3, 19, 31, 43, 57, 93, 129, 283, 589, 817, 849, 1333, 1767, 2451, 3999, 5377, 8773, 12169, 16131, 25327, 26319, 36507, 75981, 166687, 231211, 377239, 500061, 693633, 1131717, 7167541, 21502623]

約数ペア:

[(1, 21502623), (3, 7167541), (19, 1131717), (31, 693633), (43, 500061), (57, 377239), (93, 231211), (129, 166687), (283, 75981), (589, 36507), (817, 26319), (849, 25327), (1333, 16131), (1767, 12169), (2451, 8773), (3999, 5377)]