21336966

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1201}}^1$

素因数の和:1266

約数の個数: 64

約数和(自身を含む): 55388160

約数和(自身を除く): 34051194

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 94, 126, 141, 189, 282, 329, 378, 423, 658, 846, 987, 1201, 1269, 1974, 2402, 2538, 2961, 3603, 5922, 7206, 8407, 8883, 10809, 16814, 17766, 21618, 25221, 32427, 50442, 56447, 64854, 75663, 112894, 151326, 169341, 226989, 338682, 395129, 453978, 508023, 790258, 1016046, 1185387, 1524069, 2370774, 3048138, 3556161, 7112322, 10668483, 21336966]

約数ペア:

[(1, 21336966), (2, 10668483), (3, 7112322), (6, 3556161), (7, 3048138), (9, 2370774), (14, 1524069), (18, 1185387), (21, 1016046), (27, 790258), (42, 508023), (47, 453978), (54, 395129), (63, 338682), (94, 226989), (126, 169341), (141, 151326), (189, 112894), (282, 75663), (329, 64854), (378, 56447), (423, 50442), (658, 32427), (846, 25221), (987, 21618), (1201, 17766), (1269, 16814), (1974, 10809), (2402, 8883), (2538, 8407), (2961, 7206), (3603, 5922)]