21670232066

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{18401}}^1$

素因数の和:18675

約数の個数: 48

約数和(自身を含む): 38629404792

約数和(自身を除く): 16959172726

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 197, 394, 427, 854, 1379, 2758, 2989, 5978, 9653, 12017, 18401, 19306, 24034, 36802, 84119, 128807, 168238, 257614, 588833, 901649, 1122461, 1177666, 1803298, 2244922, 3624997, 7249994, 7857227, 15714454, 25374979, 50749958, 55000589, 110001178, 177624853, 221124817, 355249706, 442249634, 1547873719, 3095747438, 10835116033, 21670232066]

約数ペア:

[(1, 21670232066), (2, 10835116033), (7, 3095747438), (14, 1547873719), (49, 442249634), (61, 355249706), (98, 221124817), (122, 177624853), (197, 110001178), (394, 55000589), (427, 50749958), (854, 25374979), (1379, 15714454), (2758, 7857227), (2989, 7249994), (5978, 3624997), (9653, 2244922), (12017, 1803298), (18401, 1177666), (19306, 1122461), (24034, 901649), (36802, 588833), (84119, 257614), (128807, 168238)]