2021993631

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{345109}}^1$

素因数の和:345156

約数の個数: 32

約数和(自身を含む): 3533926400

約数和(自身を除く): 1511932769

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 5859, 345109, 1035327, 2415763, 3105981, 7247289, 9317943, 10698379, 21741867, 32095137, 65225601, 74888653, 96285411, 224665959, 288856233, 673997877, 2021993631]

約数ペア:

[(1, 2021993631), (3, 673997877), (7, 288856233), (9, 224665959), (21, 96285411), (27, 74888653), (31, 65225601), (63, 32095137), (93, 21741867), (189, 10698379), (217, 9317943), (279, 7247289), (651, 3105981), (837, 2415763), (1953, 1035327), (5859, 345109)]