2021921799

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1\times {\mathrm{467}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 2799463680

約数和(自身を除く): 777541881

約数列:

[1, 3, 59, 61, 177, 183, 401, 467, 1203, 1401, 3599, 10797, 23659, 24461, 27553, 28487, 70977, 73383, 82659, 85461, 187267, 561801, 1443199, 1680733, 4329597, 5042199, 11048753, 11423287, 33146259, 34269861, 673973933, 2021921799]

約数ペア:

[(1, 2021921799), (3, 673973933), (59, 34269861), (61, 33146259), (177, 11423287), (183, 11048753), (401, 5042199), (467, 4329597), (1203, 1680733), (1401, 1443199), (3599, 561801), (10797, 187267), (23659, 85461), (24461, 82659), (27553, 73383), (28487, 70977)]