21093930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:197

約数の個数: 144

約数和(自身を含む): 65356200

約数和(自身を除く): 44262270

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 30, 33, 39, 45, 55, 65, 66, 78, 90, 99, 110, 117, 121, 130, 143, 149, 165, 195, 198, 234, 242, 286, 298, 330, 363, 390, 429, 447, 495, 585, 605, 715, 726, 745, 858, 894, 990, 1089, 1170, 1210, 1287, 1341, 1430, 1490, 1573, 1639, 1815, 1937, 2145, 2178, 2235, 2574, 2682, 3146, 3278, 3630, 3874, 4290, 4470, 4719, 4917, 5445, 5811, 6435, 6705, 7865, 8195, 9438, 9685, 9834, 10890, 11622, 12870, 13410, 14157, 14751, 15730, 16390, 17433, 18029, 19370, 21307, 23595, 24585, 28314, 29055, 29502, 34866, 36058, 42614, 47190, 49170, 54087, 58110, 63921, 70785, 73755, 87165, 90145, 106535, 108174, 127842, 141570, 147510, 162261, 174330, 180290, 191763, 213070, 234377, 270435, 319605, 324522, 383526, 468754, 540870, 639210, 703131, 811305, 958815, 1171885, 1406262, 1622610, 1917630, 2109393, 2343770, 3515655, 4218786, 7031310, 10546965, 21093930]

約数ペア:

[(1, 21093930), (2, 10546965), (3, 7031310), (5, 4218786), (6, 3515655), (9, 2343770), (10, 2109393), (11, 1917630), (13, 1622610), (15, 1406262), (18, 1171885), (22, 958815), (26, 811305), (30, 703131), (33, 639210), (39, 540870), (45, 468754), (55, 383526), (65, 324522), (66, 319605), (78, 270435), (90, 234377), (99, 213070), (110, 191763), (117, 180290), (121, 174330), (130, 162261), (143, 147510), (149, 141570), (165, 127842), (195, 108174), (198, 106535), (234, 90145), (242, 87165), (286, 73755), (298, 70785), (330, 63921), (363, 58110), (390, 54087), (429, 49170), (447, 47190), (495, 42614), (585, 36058), (605, 34866), (715, 29502), (726, 29055), (745, 28314), (858, 24585), (894, 23595), (990, 21307), (1089, 19370), (1170, 18029), (1210, 17433), (1287, 16390), (1341, 15730), (1430, 14751), (1490, 14157), (1573, 13410), (1639, 12870), (1815, 11622), (1937, 10890), (2145, 9834), (2178, 9685), (2235, 9438), (2574, 8195), (2682, 7865), (3146, 6705), (3278, 6435), (3630, 5811), (3874, 5445), (4290, 4917), (4470, 4719)]