21376089

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6653}}^1$

素因数の和:6686

約数の個数: 32

約数和(自身を含む): 38327040

約数和(自身を除く): 16950951

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 6653, 19959, 46571, 59877, 113101, 139713, 179631, 339303, 419139, 791707, 1017909, 1257417, 2375121, 3053727, 7125363, 21376089]

約数ペア:

[(1, 21376089), (3, 7125363), (7, 3053727), (9, 2375121), (17, 1257417), (21, 1017909), (27, 791707), (51, 419139), (63, 339303), (119, 179631), (153, 139713), (189, 113101), (357, 59877), (459, 46571), (1071, 19959), (3213, 6653)]