21531756624

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{64082609}}^1$

素因数の和:64082627

約数の個数: 40

約数和(自身を含む): 63569949120

約数和(自身を除く): 42038192496

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 64082609, 128165218, 192247827, 256330436, 384495654, 448578263, 512660872, 768991308, 897156526, 1025321744, 1345734789, 1537982616, 1794313052, 2691469578, 3075965232, 3588626104, 5382939156, 7177252208, 10765878312, 21531756624]

約数ペア:

[(1, 21531756624), (2, 10765878312), (3, 7177252208), (4, 5382939156), (6, 3588626104), (7, 3075965232), (8, 2691469578), (12, 1794313052), (14, 1537982616), (16, 1345734789), (21, 1025321744), (24, 897156526), (28, 768991308), (42, 512660872), (48, 448578263), (56, 384495654), (84, 256330436), (112, 192247827), (168, 128165218), (336, 64082609)]