21000275998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{113777}}^1$

素因数の和:114052

約数の個数: 32

約数和(自身を含む): 35171055360

約数和(自身を除く): 14170779362

約数列:

[1, 2, 13, 26, 31, 62, 229, 403, 458, 806, 2977, 5954, 7099, 14198, 92287, 113777, 184574, 227554, 1479101, 2958202, 3527087, 7054174, 26054933, 45852131, 52109866, 91704262, 338714129, 677428258, 807702923, 1615405846, 10500137999, 21000275998]

約数ペア:

[(1, 21000275998), (2, 10500137999), (13, 1615405846), (26, 807702923), (31, 677428258), (62, 338714129), (229, 91704262), (403, 52109866), (458, 45852131), (806, 26054933), (2977, 7054174), (5954, 3527087), (7099, 2958202), (14198, 1479101), (92287, 227554), (113777, 184574)]