21000751215

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{48277589}}^1$

素因数の和:48277626

約数の個数: 16

約数和(自身を含む): 34759864800

約数和(自身を除く): 13759113585

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 48277589, 144832767, 241387945, 724163835, 1400050081, 4200150243, 7000250405, 21000751215]

約数ペア:

[(1, 21000751215), (3, 7000250405), (5, 4200150243), (15, 1400050081), (29, 724163835), (87, 241387945), (145, 144832767), (435, 48277589)]