21734776

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2833}}^1$

素因数の和:2983

約数の個数: 32

約数和(自身を含む): 46931040

約数和(自身を除く): 25196264

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 2833, 3836, 5666, 7672, 11332, 19831, 22664, 39662, 79324, 158648, 388121, 776242, 1552484, 2716847, 3104968, 5433694, 10867388, 21734776]

約数ペア:

[(1, 21734776), (2, 10867388), (4, 5433694), (7, 3104968), (8, 2716847), (14, 1552484), (28, 776242), (56, 388121), (137, 158648), (274, 79324), (548, 39662), (959, 22664), (1096, 19831), (1918, 11332), (2833, 7672), (3836, 5666)]