21074536

素因数分解:

$2^3\times 7^1\times {\mathrm{269}}^1\times {\mathrm{1399}}^1$

素因数の和:1681

約数の個数: 32

約数和(自身を含む): 45360000

約数和(自身を除く): 24285464

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 269, 538, 1076, 1399, 1883, 2152, 2798, 3766, 5596, 7532, 9793, 11192, 15064, 19586, 39172, 78344, 376331, 752662, 1505324, 2634317, 3010648, 5268634, 10537268, 21074536]

約数ペア:

[(1, 21074536), (2, 10537268), (4, 5268634), (7, 3010648), (8, 2634317), (14, 1505324), (28, 752662), (56, 376331), (269, 78344), (538, 39172), (1076, 19586), (1399, 15064), (1883, 11192), (2152, 9793), (2798, 7532), (3766, 5596)]