21352600311

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1787}}^1\times {\mathrm{29947}}^1$

素因数の和:31763

約数の個数: 32

約数和(自身を含む): 34270095360

約数和(自身を除く): 12917495049

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1787, 5361, 12509, 29947, 33953, 37527, 89841, 101859, 209629, 237671, 568993, 628887, 713013, 1706979, 3982951, 11948853, 53515289, 160545867, 374607023, 1016790491, 1123821069, 3050371473, 7117533437, 21352600311]

約数ペア:

[(1, 21352600311), (3, 7117533437), (7, 3050371473), (19, 1123821069), (21, 1016790491), (57, 374607023), (133, 160545867), (399, 53515289), (1787, 11948853), (5361, 3982951), (12509, 1706979), (29947, 713013), (33953, 628887), (37527, 568993), (89841, 237671), (101859, 209629)]