21449025364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{55673}}^1$

素因数の和:55960

約数の個数: 48

約数和(自身を含む): 41902479360

約数和(自身を除く): 20453453996

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 239, 403, 478, 806, 956, 1612, 3107, 6214, 7409, 12428, 14818, 29636, 55673, 96317, 111346, 192634, 222692, 385268, 723749, 1447498, 1725863, 2894996, 3451726, 6903452, 13305847, 22436219, 26611694, 44872438, 53223388, 89744876, 172976011, 345952022, 412481257, 691904044, 824962514, 1649925028, 5362256341, 10724512682, 21449025364]

約数ペア:

[(1, 21449025364), (2, 10724512682), (4, 5362256341), (13, 1649925028), (26, 824962514), (31, 691904044), (52, 412481257), (62, 345952022), (124, 172976011), (239, 89744876), (403, 53223388), (478, 44872438), (806, 26611694), (956, 22436219), (1612, 13305847), (3107, 6903452), (6214, 3451726), (7409, 2894996), (12428, 1725863), (14818, 1447498), (29636, 723749), (55673, 385268), (96317, 222692), (111346, 192634)]