21551634

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2971}}^1$

素因数の和:3023

約数の個数: 48

約数和(自身を含む): 51926784

約数和(自身を除く): 30375150

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 2971, 3627, 5942, 7254, 8913, 17826, 26739, 38623, 53478, 77246, 92101, 115869, 184202, 231738, 276303, 347607, 552606, 695214, 828909, 1197313, 1657818, 2394626, 3591939, 7183878, 10775817, 21551634]

約数ペア:

[(1, 21551634), (2, 10775817), (3, 7183878), (6, 3591939), (9, 2394626), (13, 1657818), (18, 1197313), (26, 828909), (31, 695214), (39, 552606), (62, 347607), (78, 276303), (93, 231738), (117, 184202), (186, 115869), (234, 92101), (279, 77246), (403, 53478), (558, 38623), (806, 26739), (1209, 17826), (2418, 8913), (2971, 7254), (3627, 5942)]