21167892

素因数分解:

$2^2\times 3^4\times {\mathrm{79}}^1\times {\mathrm{827}}^1$

素因数の和:922

約数の個数: 60

約数和(自身を含む): 56105280

約数和(自身を除く): 34937388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 81, 108, 158, 162, 237, 316, 324, 474, 711, 827, 948, 1422, 1654, 2133, 2481, 2844, 3308, 4266, 4962, 6399, 7443, 8532, 9924, 12798, 14886, 22329, 25596, 29772, 44658, 65333, 66987, 89316, 130666, 133974, 195999, 261332, 267948, 391998, 587997, 783996, 1175994, 1763991, 2351988, 3527982, 5291973, 7055964, 10583946, 21167892]

約数ペア:

[(1, 21167892), (2, 10583946), (3, 7055964), (4, 5291973), (6, 3527982), (9, 2351988), (12, 1763991), (18, 1175994), (27, 783996), (36, 587997), (54, 391998), (79, 267948), (81, 261332), (108, 195999), (158, 133974), (162, 130666), (237, 89316), (316, 66987), (324, 65333), (474, 44658), (711, 29772), (827, 25596), (948, 22329), (1422, 14886), (1654, 12798), (2133, 9924), (2481, 8532), (2844, 7443), (3308, 6399), (4266, 4962)]