21220590132

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{80737}}^1$

素因数の和:80910

約数の個数: 108

約数和(自身を含む): 62818200900

約数和(自身を除く): 41597610768

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 149, 196, 252, 294, 298, 441, 447, 588, 596, 882, 894, 1043, 1341, 1764, 1788, 2086, 2682, 3129, 4172, 5364, 6258, 7301, 9387, 12516, 14602, 18774, 21903, 29204, 37548, 43806, 65709, 80737, 87612, 131418, 161474, 242211, 262836, 322948, 484422, 565159, 726633, 968844, 1130318, 1453266, 1695477, 2260636, 2906532, 3390954, 3956113, 5086431, 6781908, 7912226, 10172862, 11868339, 12029813, 15824452, 20345724, 23736678, 24059626, 35605017, 36089439, 47473356, 48119252, 71210034, 72178878, 84208691, 108268317, 142420068, 144357756, 168417382, 216536634, 252626073, 336834764, 433073268, 505252146, 589460837, 757878219, 1010504292, 1178921674, 1515756438, 1768382511, 2357843348, 3031512876, 3536765022, 5305147533, 7073530044, 10610295066, 21220590132]

約数ペア:

[(1, 21220590132), (2, 10610295066), (3, 7073530044), (4, 5305147533), (6, 3536765022), (7, 3031512876), (9, 2357843348), (12, 1768382511), (14, 1515756438), (18, 1178921674), (21, 1010504292), (28, 757878219), (36, 589460837), (42, 505252146), (49, 433073268), (63, 336834764), (84, 252626073), (98, 216536634), (126, 168417382), (147, 144357756), (149, 142420068), (196, 108268317), (252, 84208691), (294, 72178878), (298, 71210034), (441, 48119252), (447, 47473356), (588, 36089439), (596, 35605017), (882, 24059626), (894, 23736678), (1043, 20345724), (1341, 15824452), (1764, 12029813), (1788, 11868339), (2086, 10172862), (2682, 7912226), (3129, 6781908), (4172, 5086431), (5364, 3956113), (6258, 3390954), (7301, 2906532), (9387, 2260636), (12516, 1695477), (14602, 1453266), (18774, 1130318), (21903, 968844), (29204, 726633), (37548, 565159), (43806, 484422), (65709, 322948), (80737, 262836), (87612, 242211), (131418, 161474)]