21511182

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{461}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 54286848

約数和(自身を除く): 32775666

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 101, 154, 202, 231, 303, 461, 462, 606, 707, 922, 1111, 1383, 1414, 2121, 2222, 2766, 3227, 3333, 4242, 5071, 6454, 6666, 7777, 9681, 10142, 15213, 15554, 19362, 23331, 30426, 35497, 46561, 46662, 70994, 93122, 106491, 139683, 212982, 279366, 325927, 512171, 651854, 977781, 1024342, 1536513, 1955562, 3073026, 3585197, 7170394, 10755591, 21511182]

約数ペア:

[(1, 21511182), (2, 10755591), (3, 7170394), (6, 3585197), (7, 3073026), (11, 1955562), (14, 1536513), (21, 1024342), (22, 977781), (33, 651854), (42, 512171), (66, 325927), (77, 279366), (101, 212982), (154, 139683), (202, 106491), (231, 93122), (303, 70994), (461, 46662), (462, 46561), (606, 35497), (707, 30426), (922, 23331), (1111, 19362), (1383, 15554), (1414, 15213), (2121, 10142), (2222, 9681), (2766, 7777), (3227, 6666), (3333, 6454), (4242, 5071)]