21167349203

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{43963}}^1$

素因数の和:44044

約数の個数: 48

約数和(自身を含む): 29349662976

約数和(自身を除く): 8182313773

約数列:

[1, 7, 11, 13, 37, 77, 91, 143, 169, 259, 407, 481, 1001, 1183, 1859, 2849, 3367, 5291, 6253, 13013, 37037, 43771, 43963, 68783, 307741, 481481, 483593, 571519, 1626631, 3385151, 4000633, 6286709, 7429747, 11386417, 17892941, 21146203, 44006963, 52008229, 81727217, 125250587, 148023421, 232608233, 274900639, 572090519, 1628257631, 1924304473, 3023907029, 21167349203]

約数ペア:

[(1, 21167349203), (7, 3023907029), (11, 1924304473), (13, 1628257631), (37, 572090519), (77, 274900639), (91, 232608233), (143, 148023421), (169, 125250587), (259, 81727217), (407, 52008229), (481, 44006963), (1001, 21146203), (1183, 17892941), (1859, 11386417), (2849, 7429747), (3367, 6286709), (5291, 4000633), (6253, 3385151), (13013, 1626631), (37037, 571519), (43771, 483593), (43963, 481481), (68783, 307741)]