21638526

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39631}}^1$

素因数の和:39656

約数の個数: 32

約数和(自身を含む): 53265408

約数和(自身を除く): 31626882

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 39631, 79262, 118893, 237786, 277417, 515203, 554834, 832251, 1030406, 1545609, 1664502, 3091218, 3606421, 7212842, 10819263, 21638526]

約数ペア:

[(1, 21638526), (2, 10819263), (3, 7212842), (6, 3606421), (7, 3091218), (13, 1664502), (14, 1545609), (21, 1030406), (26, 832251), (39, 554834), (42, 515203), (78, 277417), (91, 237786), (182, 118893), (273, 79262), (546, 39631)]