21757848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1933}}^1$

素因数の和:2016

約数の個数: 64

約数和(自身を含む): 63125760

約数和(自身を除く): 41367912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 67, 84, 134, 168, 201, 268, 402, 469, 536, 804, 938, 1407, 1608, 1876, 1933, 2814, 3752, 3866, 5628, 5799, 7732, 11256, 11598, 13531, 15464, 23196, 27062, 40593, 46392, 54124, 81186, 108248, 129511, 162372, 259022, 324744, 388533, 518044, 777066, 906577, 1036088, 1554132, 1813154, 2719731, 3108264, 3626308, 5439462, 7252616, 10878924, 21757848]

約数ペア:

[(1, 21757848), (2, 10878924), (3, 7252616), (4, 5439462), (6, 3626308), (7, 3108264), (8, 2719731), (12, 1813154), (14, 1554132), (21, 1036088), (24, 906577), (28, 777066), (42, 518044), (56, 388533), (67, 324744), (84, 259022), (134, 162372), (168, 129511), (201, 108248), (268, 81186), (402, 54124), (469, 46392), (536, 40593), (804, 27062), (938, 23196), (1407, 15464), (1608, 13531), (1876, 11598), (1933, 11256), (2814, 7732), (3752, 5799), (3866, 5628)]