21069180862

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{52639}}^1$

素因数の和:52840

約数の個数: 32

約数和(自身を含む): 33504307200

約数和(自身を除く): 12435126338

約数列:

[1, 2, 29, 58, 67, 103, 134, 206, 1943, 2987, 3886, 5974, 6901, 13802, 52639, 105278, 200129, 400258, 1526531, 3053062, 3526813, 5421817, 7053626, 10843634, 102277577, 157232693, 204555154, 314465386, 363261739, 726523478, 10534590431, 21069180862]

約数ペア:

[(1, 21069180862), (2, 10534590431), (29, 726523478), (58, 363261739), (67, 314465386), (103, 204555154), (134, 157232693), (206, 102277577), (1943, 10843634), (2987, 7053626), (3886, 5421817), (5974, 3526813), (6901, 3053062), (13802, 1526531), (52639, 400258), (105278, 200129)]