21966660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2141}}^1$

素因数の和:2178

約数の個数: 96

約数和(自身を含む): 71971200

約数和(自身を除く): 50004540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2141, 2565, 3420, 4282, 5130, 6423, 8564, 10260, 10705, 12846, 19269, 21410, 25692, 32115, 38538, 40679, 42820, 57807, 64230, 77076, 81358, 96345, 115614, 122037, 128460, 162716, 192690, 203395, 231228, 244074, 289035, 366111, 385380, 406790, 488148, 578070, 610185, 732222, 813580, 1098333, 1156140, 1220370, 1464444, 1830555, 2196666, 2440740, 3661110, 4393332, 5491665, 7322220, 10983330, 21966660]

約数ペア:

[(1, 21966660), (2, 10983330), (3, 7322220), (4, 5491665), (5, 4393332), (6, 3661110), (9, 2440740), (10, 2196666), (12, 1830555), (15, 1464444), (18, 1220370), (19, 1156140), (20, 1098333), (27, 813580), (30, 732222), (36, 610185), (38, 578070), (45, 488148), (54, 406790), (57, 385380), (60, 366111), (76, 289035), (90, 244074), (95, 231228), (108, 203395), (114, 192690), (135, 162716), (171, 128460), (180, 122037), (190, 115614), (228, 96345), (270, 81358), (285, 77076), (342, 64230), (380, 57807), (513, 42820), (540, 40679), (570, 38538), (684, 32115), (855, 25692), (1026, 21410), (1140, 19269), (1710, 12846), (2052, 10705), (2141, 10260), (2565, 8564), (3420, 6423), (4282, 5130)]