21531978816

素因数分解:

$2^6\times 3^1\times {\mathrm{23}}^1\times {\mathrm{4875901}}^1$

素因数の和:4875939

約数の個数: 56

約数和(自身を含む): 59446997184

約数和(自身を除く): 37915018368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 138, 184, 192, 276, 368, 552, 736, 1104, 1472, 2208, 4416, 4875901, 9751802, 14627703, 19503604, 29255406, 39007208, 58510812, 78014416, 112145723, 117021624, 156028832, 224291446, 234043248, 312057664, 336437169, 448582892, 468086496, 672874338, 897165784, 936172992, 1345748676, 1794331568, 2691497352, 3588663136, 5382994704, 7177326272, 10765989408, 21531978816]

約数ペア:

[(1, 21531978816), (2, 10765989408), (3, 7177326272), (4, 5382994704), (6, 3588663136), (8, 2691497352), (12, 1794331568), (16, 1345748676), (23, 936172992), (24, 897165784), (32, 672874338), (46, 468086496), (48, 448582892), (64, 336437169), (69, 312057664), (92, 234043248), (96, 224291446), (138, 156028832), (184, 117021624), (192, 112145723), (276, 78014416), (368, 58510812), (552, 39007208), (736, 29255406), (1104, 19503604), (1472, 14627703), (2208, 9751802), (4416, 4875901)]