21349638

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{38261}}^1$

素因数の和:38300

約数の個数: 24

約数和(自身を含む): 47750976

約数和(自身を除く): 26401338

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 38261, 76522, 114783, 229566, 344349, 688698, 1186091, 2372182, 3558273, 7116546, 10674819, 21349638]

約数ペア:

[(1, 21349638), (2, 10674819), (3, 7116546), (6, 3558273), (9, 2372182), (18, 1186091), (31, 688698), (62, 344349), (93, 229566), (186, 114783), (279, 76522), (558, 38261)]