21554352

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^1\times {\mathrm{59}}^2$

素因数の和:175

約数の個数: 90

約数和(自身を含む): 62789012

約数和(自身を除く): 41234660

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 59, 72, 86, 118, 129, 144, 172, 177, 236, 258, 344, 354, 387, 472, 516, 531, 688, 708, 774, 944, 1032, 1062, 1416, 1548, 2064, 2124, 2537, 2832, 3096, 3481, 4248, 5074, 6192, 6962, 7611, 8496, 10148, 10443, 13924, 15222, 20296, 20886, 22833, 27848, 30444, 31329, 40592, 41772, 45666, 55696, 60888, 62658, 83544, 91332, 121776, 125316, 149683, 167088, 182664, 250632, 299366, 365328, 449049, 501264, 598732, 898098, 1197464, 1347147, 1796196, 2394928, 2694294, 3592392, 5388588, 7184784, 10777176, 21554352]

約数ペア:

[(1, 21554352), (2, 10777176), (3, 7184784), (4, 5388588), (6, 3592392), (8, 2694294), (9, 2394928), (12, 1796196), (16, 1347147), (18, 1197464), (24, 898098), (36, 598732), (43, 501264), (48, 449049), (59, 365328), (72, 299366), (86, 250632), (118, 182664), (129, 167088), (144, 149683), (172, 125316), (177, 121776), (236, 91332), (258, 83544), (344, 62658), (354, 60888), (387, 55696), (472, 45666), (516, 41772), (531, 40592), (688, 31329), (708, 30444), (774, 27848), (944, 22833), (1032, 20886), (1062, 20296), (1416, 15222), (1548, 13924), (2064, 10443), (2124, 10148), (2537, 8496), (2832, 7611), (3096, 6962), (3481, 6192), (4248, 5074)]