21467292

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3319}}^1$

素因数の和:3351

約数の個数: 72

約数和(自身を含む): 63584640

約数和(自身を除く): 42117348

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 308, 462, 539, 588, 924, 1078, 1617, 2156, 3234, 3319, 6468, 6638, 9957, 13276, 19914, 23233, 36509, 39828, 46466, 69699, 73018, 92932, 109527, 139398, 146036, 162631, 219054, 255563, 278796, 325262, 438108, 487893, 511126, 650524, 766689, 975786, 1022252, 1533378, 1788941, 1951572, 3066756, 3577882, 5366823, 7155764, 10733646, 21467292]

約数ペア:

[(1, 21467292), (2, 10733646), (3, 7155764), (4, 5366823), (6, 3577882), (7, 3066756), (11, 1951572), (12, 1788941), (14, 1533378), (21, 1022252), (22, 975786), (28, 766689), (33, 650524), (42, 511126), (44, 487893), (49, 438108), (66, 325262), (77, 278796), (84, 255563), (98, 219054), (132, 162631), (147, 146036), (154, 139398), (196, 109527), (231, 92932), (294, 73018), (308, 69699), (462, 46466), (539, 39828), (588, 36509), (924, 23233), (1078, 19914), (1617, 13276), (2156, 9957), (3234, 6638), (3319, 6468)]