21680882

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 35852544

約数和(自身を除く): 14171662

約数列:

[1, 2, 17, 34, 41, 82, 103, 151, 206, 302, 697, 1394, 1751, 2567, 3502, 4223, 5134, 6191, 8446, 12382, 15553, 31106, 71791, 105247, 143582, 210494, 264401, 528802, 637673, 1275346, 10840441, 21680882]

約数ペア:

[(1, 21680882), (2, 10840441), (17, 1275346), (34, 637673), (41, 528802), (82, 264401), (103, 210494), (151, 143582), (206, 105247), (302, 71791), (697, 31106), (1394, 15553), (1751, 12382), (2567, 8446), (3502, 6191), (4223, 5134)]