21946065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{967}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 37635840

約数和(自身を除く): 15689775

約数列:

[1, 3, 5, 15, 17, 51, 85, 89, 255, 267, 445, 967, 1335, 1513, 2901, 4539, 4835, 7565, 14505, 16439, 22695, 49317, 82195, 86063, 246585, 258189, 430315, 1290945, 1463071, 4389213, 7315355, 21946065]

約数ペア:

[(1, 21946065), (3, 7315355), (5, 4389213), (15, 1463071), (17, 1290945), (51, 430315), (85, 258189), (89, 246585), (255, 86063), (267, 82195), (445, 49317), (967, 22695), (1335, 16439), (1513, 14505), (2901, 7565), (4539, 4835)]