21564156974

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{673}}^1\times {\mathrm{15973}}^1$

素因数の和:16724

約数の個数: 32

約数和(自身を含む): 34883382240

約数和(自身を除く): 13319225266

約数列:

[1, 2, 17, 34, 59, 118, 673, 1003, 1346, 2006, 11441, 15973, 22882, 31946, 39707, 79414, 271541, 543082, 675019, 942407, 1350038, 1884814, 10749829, 16020919, 21499658, 32041838, 182747093, 365494186, 634239911, 1268479822, 10782078487, 21564156974]

約数ペア:

[(1, 21564156974), (2, 10782078487), (17, 1268479822), (34, 634239911), (59, 365494186), (118, 182747093), (673, 32041838), (1003, 21499658), (1346, 16020919), (2006, 10749829), (11441, 1884814), (15973, 1350038), (22882, 942407), (31946, 675019), (39707, 543082), (79414, 271541)]