21197124

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{45293}}^1$

素因数の和:45316

約数の個数: 36

約数和(自身を含む): 57704556

約数和(自身を除く): 36507432

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 45293, 90586, 135879, 181172, 271758, 407637, 543516, 588809, 815274, 1177618, 1630548, 1766427, 2355236, 3532854, 5299281, 7065708, 10598562, 21197124]

約数ペア:

[(1, 21197124), (2, 10598562), (3, 7065708), (4, 5299281), (6, 3532854), (9, 2355236), (12, 1766427), (13, 1630548), (18, 1177618), (26, 815274), (36, 588809), (39, 543516), (52, 407637), (78, 271758), (117, 181172), (156, 135879), (234, 90586), (468, 45293)]