21703935

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{661}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 38131200

約数和(自身を除く): 16427265

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 199, 597, 661, 995, 1983, 2189, 2985, 3305, 6567, 7271, 9915, 10945, 21813, 32835, 36355, 109065, 131539, 394617, 657695, 1446929, 1973085, 4340787, 7234645, 21703935]

約数ペア:

[(1, 21703935), (3, 7234645), (5, 4340787), (11, 1973085), (15, 1446929), (33, 657695), (55, 394617), (165, 131539), (199, 109065), (597, 36355), (661, 32835), (995, 21813), (1983, 10945), (2189, 9915), (2985, 7271), (3305, 6567)]