21327318

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1033}}^1$

素因数の和:1109

約数の個数: 48

約数和(自身を含む): 49036416

約数和(自身を除く): 27709098

約数列:

[1, 2, 3, 6, 9, 18, 31, 37, 62, 74, 93, 111, 186, 222, 279, 333, 558, 666, 1033, 1147, 2066, 2294, 3099, 3441, 6198, 6882, 9297, 10323, 18594, 20646, 32023, 38221, 64046, 76442, 96069, 114663, 192138, 229326, 288207, 343989, 576414, 687978, 1184851, 2369702, 3554553, 7109106, 10663659, 21327318]

約数ペア:

[(1, 21327318), (2, 10663659), (3, 7109106), (6, 3554553), (9, 2369702), (18, 1184851), (31, 687978), (37, 576414), (62, 343989), (74, 288207), (93, 229326), (111, 192138), (186, 114663), (222, 96069), (279, 76442), (333, 64046), (558, 38221), (666, 32023), (1033, 20646), (1147, 18594), (2066, 10323), (2294, 9297), (3099, 6882), (3441, 6198)]