21506408

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{34913}}^1$

素因数の和:34937

約数の個数: 32

約数和(自身を含む): 50276160

約数和(自身を除く): 28769752

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 34913, 69826, 139652, 244391, 279304, 384043, 488782, 768086, 977564, 1536172, 1955128, 2688301, 3072344, 5376602, 10753204, 21506408]

約数ペア:

[(1, 21506408), (2, 10753204), (4, 5376602), (7, 3072344), (8, 2688301), (11, 1955128), (14, 1536172), (22, 977564), (28, 768086), (44, 488782), (56, 384043), (77, 279304), (88, 244391), (154, 139652), (308, 69826), (616, 34913)]