21507734

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{673}}^1$

素因数の和:752

約数の個数: 24

約数和(自身を含む): 35223240

約数和(自身を除く): 13715506

約数列:

[1, 2, 19, 29, 38, 58, 551, 673, 841, 1102, 1346, 1682, 12787, 15979, 19517, 25574, 31958, 39034, 370823, 565993, 741646, 1131986, 10753867, 21507734]

約数ペア:

[(1, 21507734), (2, 10753867), (19, 1131986), (29, 741646), (38, 565993), (58, 370823), (551, 39034), (673, 31958), (841, 25574), (1102, 19517), (1346, 15979), (1682, 12787)]