2021693973

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1\times {\mathrm{1487}}^1$

素因数の和:2065

約数の個数: 32

約数和(自身を含む): 2951811072

約数和(自身を除く): 930117099

約数列:

[1, 3, 13, 39, 71, 213, 491, 923, 1473, 1487, 2769, 4461, 6383, 19149, 19331, 34861, 57993, 104583, 105577, 316731, 453193, 730117, 1359579, 1372501, 2190351, 4117503, 9491521, 28474563, 51838307, 155514921, 673897991, 2021693973]

約数ペア:

[(1, 2021693973), (3, 673897991), (13, 155514921), (39, 51838307), (71, 28474563), (213, 9491521), (491, 4117503), (923, 2190351), (1473, 1372501), (1487, 1359579), (2769, 730117), (4461, 453193), (6383, 316731), (19149, 105577), (19331, 104583), (34861, 57993)]