21595552

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3229}}^1$

素因数の和:3269

約数の個数: 48

約数和(自身を含む): 48837600

約数和(自身を除く): 27242048

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 152, 176, 209, 304, 352, 418, 608, 836, 1672, 3229, 3344, 6458, 6688, 12916, 25832, 35519, 51664, 61351, 71038, 103328, 122702, 142076, 245404, 284152, 490808, 568304, 674861, 981616, 1136608, 1349722, 1963232, 2699444, 5398888, 10797776, 21595552]

約数ペア:

[(1, 21595552), (2, 10797776), (4, 5398888), (8, 2699444), (11, 1963232), (16, 1349722), (19, 1136608), (22, 981616), (32, 674861), (38, 568304), (44, 490808), (76, 284152), (88, 245404), (152, 142076), (176, 122702), (209, 103328), (304, 71038), (352, 61351), (418, 51664), (608, 35519), (836, 25832), (1672, 12916), (3229, 6688), (3344, 6458)]