21314384

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14639}}^1$

素因数の和:14667

約数の個数: 40

約数和(自身を含む): 50830080

約数和(自身を除く): 29515696

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 14639, 29278, 58556, 102473, 117112, 190307, 204946, 234224, 380614, 409892, 761228, 819784, 1332149, 1522456, 1639568, 2664298, 3044912, 5328596, 10657192, 21314384]

約数ペア:

[(1, 21314384), (2, 10657192), (4, 5328596), (7, 3044912), (8, 2664298), (13, 1639568), (14, 1522456), (16, 1332149), (26, 819784), (28, 761228), (52, 409892), (56, 380614), (91, 234224), (104, 204946), (112, 190307), (182, 117112), (208, 102473), (364, 58556), (728, 29278), (1456, 14639)]