21167856

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{8647}}^1$

素因数の和:8678

約数の個数: 60

約数和(自身を含む): 62732592

約数和(自身を除く): 41564736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 306, 408, 612, 816, 1224, 2448, 8647, 17294, 25941, 34588, 51882, 69176, 77823, 103764, 138352, 146999, 155646, 207528, 293998, 311292, 415056, 440997, 587996, 622584, 881994, 1175992, 1245168, 1322991, 1763988, 2351984, 2645982, 3527976, 5291964, 7055952, 10583928, 21167856]

約数ペア:

[(1, 21167856), (2, 10583928), (3, 7055952), (4, 5291964), (6, 3527976), (8, 2645982), (9, 2351984), (12, 1763988), (16, 1322991), (17, 1245168), (18, 1175992), (24, 881994), (34, 622584), (36, 587996), (48, 440997), (51, 415056), (68, 311292), (72, 293998), (102, 207528), (136, 155646), (144, 146999), (153, 138352), (204, 103764), (272, 77823), (306, 69176), (408, 51882), (612, 34588), (816, 25941), (1224, 17294), (2448, 8647)]