21905184

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1$

素因数の和:938

約数の個数: 96

約数和(自身を含む): 67568256

約数和(自身を除く): 45663072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 74, 84, 96, 111, 112, 148, 168, 222, 224, 259, 296, 336, 444, 518, 592, 672, 777, 881, 888, 1036, 1184, 1554, 1762, 1776, 2072, 2643, 3108, 3524, 3552, 4144, 5286, 6167, 6216, 7048, 8288, 10572, 12334, 12432, 14096, 18501, 21144, 24668, 24864, 28192, 32597, 37002, 42288, 49336, 65194, 74004, 84576, 97791, 98672, 130388, 148008, 195582, 197344, 228179, 260776, 296016, 391164, 456358, 521552, 592032, 684537, 782328, 912716, 1043104, 1369074, 1564656, 1825432, 2738148, 3129312, 3650864, 5476296, 7301728, 10952592, 21905184]

約数ペア:

[(1, 21905184), (2, 10952592), (3, 7301728), (4, 5476296), (6, 3650864), (7, 3129312), (8, 2738148), (12, 1825432), (14, 1564656), (16, 1369074), (21, 1043104), (24, 912716), (28, 782328), (32, 684537), (37, 592032), (42, 521552), (48, 456358), (56, 391164), (74, 296016), (84, 260776), (96, 228179), (111, 197344), (112, 195582), (148, 148008), (168, 130388), (222, 98672), (224, 97791), (259, 84576), (296, 74004), (336, 65194), (444, 49336), (518, 42288), (592, 37002), (672, 32597), (777, 28192), (881, 24864), (888, 24668), (1036, 21144), (1184, 18501), (1554, 14096), (1762, 12432), (1776, 12334), (2072, 10572), (2643, 8288), (3108, 7048), (3524, 6216), (3552, 6167), (4144, 5286)]