21322305

素因数分解:

$3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2677}}^1$

素因数の和:2750

約数の個数: 32

約数和(自身を含む): 38563200

約数和(自身を除く): 17240895

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 135, 177, 295, 531, 885, 1593, 2655, 2677, 7965, 8031, 13385, 24093, 40155, 72279, 120465, 157943, 361395, 473829, 789715, 1421487, 2369145, 4264461, 7107435, 21322305]

約数ペア:

[(1, 21322305), (3, 7107435), (5, 4264461), (9, 2369145), (15, 1421487), (27, 789715), (45, 473829), (59, 361395), (135, 157943), (177, 120465), (295, 72279), (531, 40155), (885, 24093), (1593, 13385), (2655, 8031), (2677, 7965)]