21536856

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 64696320

約数和(自身を除く): 43159464

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 71, 72, 88, 99, 132, 142, 198, 213, 264, 284, 383, 396, 426, 568, 639, 766, 781, 792, 852, 1149, 1278, 1532, 1562, 1704, 2298, 2343, 2556, 3064, 3124, 3447, 4213, 4596, 4686, 5112, 6248, 6894, 7029, 8426, 9192, 9372, 12639, 13788, 14058, 16852, 18744, 25278, 27193, 27576, 28116, 33704, 37917, 50556, 54386, 56232, 75834, 81579, 101112, 108772, 151668, 163158, 217544, 244737, 299123, 303336, 326316, 489474, 598246, 652632, 897369, 978948, 1196492, 1794738, 1957896, 2392984, 2692107, 3589476, 5384214, 7178952, 10768428, 21536856]

約数ペア:

[(1, 21536856), (2, 10768428), (3, 7178952), (4, 5384214), (6, 3589476), (8, 2692107), (9, 2392984), (11, 1957896), (12, 1794738), (18, 1196492), (22, 978948), (24, 897369), (33, 652632), (36, 598246), (44, 489474), (66, 326316), (71, 303336), (72, 299123), (88, 244737), (99, 217544), (132, 163158), (142, 151668), (198, 108772), (213, 101112), (264, 81579), (284, 75834), (383, 56232), (396, 54386), (426, 50556), (568, 37917), (639, 33704), (766, 28116), (781, 27576), (792, 27193), (852, 25278), (1149, 18744), (1278, 16852), (1532, 14058), (1562, 13788), (1704, 12639), (2298, 9372), (2343, 9192), (2556, 8426), (3064, 7029), (3124, 6894), (3447, 6248), (4213, 5112), (4596, 4686)]