20131843221

素因数分解:

$3^3\times 7^1\times {\mathrm{26987}}^1\times {\mathrm{3947}}^1$

素因数の和:30950

約数の個数: 32

約数和(自身を含む): 34095559680

約数和(自身を除く): 13963716459

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 3947, 11841, 26987, 27629, 35523, 80961, 82887, 106569, 188909, 242883, 248661, 566727, 728649, 745983, 1700181, 5100543, 106517689, 319553067, 745623823, 958659201, 2236871469, 2875977603, 6710614407, 20131843221]

約数ペア:

[(1, 20131843221), (3, 6710614407), (7, 2875977603), (9, 2236871469), (21, 958659201), (27, 745623823), (63, 319553067), (189, 106517689), (3947, 5100543), (11841, 1700181), (26987, 745983), (27629, 728649), (35523, 566727), (80961, 248661), (82887, 242883), (106569, 188909)]