21902166

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 57028608

約数和(自身を除く): 35126442

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 67, 78, 99, 117, 127, 134, 143, 198, 201, 234, 254, 286, 381, 402, 429, 603, 737, 762, 858, 871, 1143, 1206, 1287, 1397, 1474, 1651, 1742, 2211, 2286, 2574, 2613, 2794, 3302, 4191, 4422, 4953, 5226, 6633, 7839, 8382, 8509, 9581, 9906, 12573, 13266, 14859, 15678, 17018, 18161, 19162, 25146, 25527, 28743, 29718, 36322, 51054, 54483, 57486, 76581, 86229, 93599, 108966, 110617, 153162, 163449, 172458, 187198, 221234, 280797, 326898, 331851, 561594, 663702, 842391, 995553, 1216787, 1684782, 1991106, 2433574, 3650361, 7300722, 10951083, 21902166]

約数ペア:

[(1, 21902166), (2, 10951083), (3, 7300722), (6, 3650361), (9, 2433574), (11, 1991106), (13, 1684782), (18, 1216787), (22, 995553), (26, 842391), (33, 663702), (39, 561594), (66, 331851), (67, 326898), (78, 280797), (99, 221234), (117, 187198), (127, 172458), (134, 163449), (143, 153162), (198, 110617), (201, 108966), (234, 93599), (254, 86229), (286, 76581), (381, 57486), (402, 54483), (429, 51054), (603, 36322), (737, 29718), (762, 28743), (858, 25527), (871, 25146), (1143, 19162), (1206, 18161), (1287, 17018), (1397, 15678), (1474, 14859), (1651, 13266), (1742, 12573), (2211, 9906), (2286, 9581), (2574, 8509), (2613, 8382), (2794, 7839), (3302, 6633), (4191, 5226), (4422, 4953)]