21795858

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^2\times {\mathrm{109}}^1$

素因数の和:173

約数の個数: 96

約数和(自身を含む): 58396800

約数和(自身を除く): 36600942

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 109, 126, 138, 161, 189, 207, 218, 322, 327, 378, 414, 483, 529, 621, 654, 763, 966, 981, 1058, 1242, 1449, 1526, 1587, 1962, 2289, 2507, 2898, 2943, 3174, 3703, 4347, 4578, 4761, 5014, 5886, 6867, 7406, 7521, 8694, 9522, 11109, 13734, 14283, 15042, 17549, 20601, 22218, 22563, 28566, 33327, 35098, 41202, 45126, 52647, 57661, 66654, 67689, 99981, 105294, 115322, 135378, 157941, 172983, 199962, 315882, 345966, 403627, 473823, 518949, 807254, 947646, 1037898, 1210881, 1556847, 2421762, 3113694, 3632643, 7265286, 10897929, 21795858]

約数ペア:

[(1, 21795858), (2, 10897929), (3, 7265286), (6, 3632643), (7, 3113694), (9, 2421762), (14, 1556847), (18, 1210881), (21, 1037898), (23, 947646), (27, 807254), (42, 518949), (46, 473823), (54, 403627), (63, 345966), (69, 315882), (109, 199962), (126, 172983), (138, 157941), (161, 135378), (189, 115322), (207, 105294), (218, 99981), (322, 67689), (327, 66654), (378, 57661), (414, 52647), (483, 45126), (529, 41202), (621, 35098), (654, 33327), (763, 28566), (966, 22563), (981, 22218), (1058, 20601), (1242, 17549), (1449, 15042), (1526, 14283), (1587, 13734), (1962, 11109), (2289, 9522), (2507, 8694), (2898, 7521), (2943, 7406), (3174, 6867), (3703, 5886), (4347, 5014), (4578, 4761)]