21159616

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{17401}}^1$

素因数の和:17432

約数の個数: 28

約数和(自身を含む): 44201080

約数和(自身を除く): 23041464

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 17401, 34802, 69604, 139208, 278416, 330619, 556832, 661238, 1113664, 1322476, 2644952, 5289904, 10579808, 21159616]

約数ペア:

[(1, 21159616), (2, 10579808), (4, 5289904), (8, 2644952), (16, 1322476), (19, 1113664), (32, 661238), (38, 556832), (64, 330619), (76, 278416), (152, 139208), (304, 69604), (608, 34802), (1216, 17401)]