21570894

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{7537}}^1$

素因数の和:7601

約数の個数: 32

約数和(自身を含む): 48846240

約数和(自身を除く): 27275346

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 159, 318, 477, 954, 1431, 2862, 7537, 15074, 22611, 45222, 67833, 135666, 203499, 399461, 406998, 798922, 1198383, 2396766, 3595149, 7190298, 10785447, 21570894]

約数ペア:

[(1, 21570894), (2, 10785447), (3, 7190298), (6, 3595149), (9, 2396766), (18, 1198383), (27, 798922), (53, 406998), (54, 399461), (106, 203499), (159, 135666), (318, 67833), (477, 45222), (954, 22611), (1431, 15074), (2862, 7537)]