2021801361

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1\times {\mathrm{661}}^1$

素因数の和:1241

約数の個数: 32

約数和(自身を含む): 2852467968

約数和(自身を除く): 830666607

約数列:

[1, 3, 23, 69, 97, 291, 457, 661, 1371, 1983, 2231, 6693, 10511, 15203, 31533, 44329, 45609, 64117, 132987, 192351, 302077, 906231, 1019567, 1474691, 3058701, 4424073, 6947771, 20843313, 29301469, 87904407, 673933787, 2021801361]

約数ペア:

[(1, 2021801361), (3, 673933787), (23, 87904407), (69, 29301469), (97, 20843313), (291, 6947771), (457, 4424073), (661, 3058701), (1371, 1474691), (1983, 1019567), (2231, 906231), (6693, 302077), (10511, 192351), (15203, 132987), (31533, 64117), (44329, 45609)]