21111141632

素因数分解:

$2^8\times 7^1\times {\mathrm{83}}^1\times {\mathrm{141937}}^1$

素因数の和:142043

約数の個数: 72

約数和(自身を含む): 48740373696

約数和(自身を除く): 27629232064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 83, 112, 128, 166, 224, 256, 332, 448, 581, 664, 896, 1162, 1328, 1792, 2324, 2656, 4648, 5312, 9296, 10624, 18592, 21248, 37184, 74368, 141937, 148736, 283874, 567748, 993559, 1135496, 1987118, 2270992, 3974236, 4541984, 7948472, 9083968, 11780771, 15896944, 18167936, 23561542, 31793888, 36335872, 47123084, 63587776, 82465397, 94246168, 127175552, 164930794, 188492336, 254351104, 329861588, 376984672, 659723176, 753969344, 1319446352, 1507938688, 2638892704, 3015877376, 5277785408, 10555570816, 21111141632]

約数ペア:

[(1, 21111141632), (2, 10555570816), (4, 5277785408), (7, 3015877376), (8, 2638892704), (14, 1507938688), (16, 1319446352), (28, 753969344), (32, 659723176), (56, 376984672), (64, 329861588), (83, 254351104), (112, 188492336), (128, 164930794), (166, 127175552), (224, 94246168), (256, 82465397), (332, 63587776), (448, 47123084), (581, 36335872), (664, 31793888), (896, 23561542), (1162, 18167936), (1328, 15896944), (1792, 11780771), (2324, 9083968), (2656, 7948472), (4648, 4541984), (5312, 3974236), (9296, 2270992), (10624, 1987118), (18592, 1135496), (21248, 993559), (37184, 567748), (74368, 283874), (141937, 148736)]