21344036

素因数分解:

$2^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{3037}}^1$

素因数の和:3299

約数の個数: 24

約数和(自身を含む): 42872256

約数和(自身を除く): 21528220

約数列:

[1, 2, 4, 7, 14, 28, 251, 502, 1004, 1757, 3037, 3514, 6074, 7028, 12148, 21259, 42518, 85036, 762287, 1524574, 3049148, 5336009, 10672018, 21344036]

約数ペア:

[(1, 21344036), (2, 10672018), (4, 5336009), (7, 3049148), (14, 1524574), (28, 762287), (251, 85036), (502, 42518), (1004, 21259), (1757, 12148), (3037, 7028), (3514, 6074)]