21223060912

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{727}}^1\times {\mathrm{44501}}^1$

素因数の和:45277

約数の個数: 40

約数和(自身を含む): 42181487712

約数和(自身を除く): 20958426800

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 727, 1454, 2908, 5816, 11632, 29807, 44501, 59614, 89002, 119228, 178004, 238456, 356008, 476912, 712016, 1824541, 3649082, 7298164, 14596328, 29192656, 32352227, 64704454, 129408908, 258817816, 517635632, 1326441307, 2652882614, 5305765228, 10611530456, 21223060912]

約数ペア:

[(1, 21223060912), (2, 10611530456), (4, 5305765228), (8, 2652882614), (16, 1326441307), (41, 517635632), (82, 258817816), (164, 129408908), (328, 64704454), (656, 32352227), (727, 29192656), (1454, 14596328), (2908, 7298164), (5816, 3649082), (11632, 1824541), (29807, 712016), (44501, 476912), (59614, 356008), (89002, 238456), (119228, 178004)]