21696510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 58988160

約数和(自身を除く): 37291650

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 43, 55, 66, 86, 110, 121, 129, 139, 165, 215, 242, 258, 278, 330, 363, 417, 430, 473, 605, 645, 695, 726, 834, 946, 1210, 1290, 1390, 1419, 1529, 1815, 2085, 2365, 2838, 3058, 3630, 4170, 4587, 4730, 5203, 5977, 7095, 7645, 9174, 10406, 11954, 14190, 15290, 15609, 16819, 17931, 22935, 26015, 29885, 31218, 33638, 35862, 45870, 50457, 52030, 59770, 65747, 78045, 84095, 89655, 100914, 131494, 156090, 168190, 179310, 197241, 252285, 328735, 394482, 504570, 657470, 723217, 986205, 1446434, 1972410, 2169651, 3616085, 4339302, 7232170, 10848255, 21696510]

約数ペア:

[(1, 21696510), (2, 10848255), (3, 7232170), (5, 4339302), (6, 3616085), (10, 2169651), (11, 1972410), (15, 1446434), (22, 986205), (30, 723217), (33, 657470), (43, 504570), (55, 394482), (66, 328735), (86, 252285), (110, 197241), (121, 179310), (129, 168190), (139, 156090), (165, 131494), (215, 100914), (242, 89655), (258, 84095), (278, 78045), (330, 65747), (363, 59770), (417, 52030), (430, 50457), (473, 45870), (605, 35862), (645, 33638), (695, 31218), (726, 29885), (834, 26015), (946, 22935), (1210, 17931), (1290, 16819), (1390, 15609), (1419, 15290), (1529, 14190), (1815, 11954), (2085, 10406), (2365, 9174), (2838, 7645), (3058, 7095), (3630, 5977), (4170, 5203), (4587, 4730)]