21240024

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3583}}^1$

素因数の和:3624

約数の個数: 64

約数和(自身を含む): 60211200

約数和(自身を除く): 38971176

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 3583, 5928, 7166, 10749, 14332, 21498, 28664, 42996, 46579, 68077, 85992, 93158, 136154, 139737, 186316, 204231, 272308, 279474, 372632, 408462, 544616, 558948, 816924, 885001, 1117896, 1633848, 1770002, 2655003, 3540004, 5310006, 7080008, 10620012, 21240024]

約数ペア:

[(1, 21240024), (2, 10620012), (3, 7080008), (4, 5310006), (6, 3540004), (8, 2655003), (12, 1770002), (13, 1633848), (19, 1117896), (24, 885001), (26, 816924), (38, 558948), (39, 544616), (52, 408462), (57, 372632), (76, 279474), (78, 272308), (104, 204231), (114, 186316), (152, 139737), (156, 136154), (228, 93158), (247, 85992), (312, 68077), (456, 46579), (494, 42996), (741, 28664), (988, 21498), (1482, 14332), (1976, 10749), (2964, 7166), (3583, 5928)]