21564312

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1667}}^1$

素因数の和:1701

約数の個数: 96

約数和(自身を含む): 68454720

約数和(自身を除く): 46890408

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 49, 56, 66, 77, 84, 88, 98, 132, 147, 154, 168, 196, 231, 264, 294, 308, 392, 462, 539, 588, 616, 924, 1078, 1176, 1617, 1667, 1848, 2156, 3234, 3334, 4312, 5001, 6468, 6668, 10002, 11669, 12936, 13336, 18337, 20004, 23338, 35007, 36674, 40008, 46676, 55011, 70014, 73348, 81683, 93352, 110022, 128359, 140028, 146696, 163366, 220044, 245049, 256718, 280056, 326732, 385077, 440088, 490098, 513436, 653464, 770154, 898513, 980196, 1026872, 1540308, 1797026, 1960392, 2695539, 3080616, 3594052, 5391078, 7188104, 10782156, 21564312]

約数ペア:

[(1, 21564312), (2, 10782156), (3, 7188104), (4, 5391078), (6, 3594052), (7, 3080616), (8, 2695539), (11, 1960392), (12, 1797026), (14, 1540308), (21, 1026872), (22, 980196), (24, 898513), (28, 770154), (33, 653464), (42, 513436), (44, 490098), (49, 440088), (56, 385077), (66, 326732), (77, 280056), (84, 256718), (88, 245049), (98, 220044), (132, 163366), (147, 146696), (154, 140028), (168, 128359), (196, 110022), (231, 93352), (264, 81683), (294, 73348), (308, 70014), (392, 55011), (462, 46676), (539, 40008), (588, 36674), (616, 35007), (924, 23338), (1078, 20004), (1176, 18337), (1617, 13336), (1667, 12936), (1848, 11669), (2156, 10002), (3234, 6668), (3334, 6468), (4312, 5001)]