21820105290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{771301}}^1$

素因数の和:771375

約数の個数: 64

約数和(自身を含む): 55978013952

約数和(自身を除く): 34157908662

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 41, 46, 69, 82, 115, 123, 138, 205, 230, 246, 345, 410, 615, 690, 943, 1230, 1886, 2829, 4715, 5658, 9430, 14145, 28290, 771301, 1542602, 2313903, 3856505, 4627806, 7713010, 11569515, 17739923, 23139030, 31623341, 35479846, 53219769, 63246682, 88699615, 94870023, 106439538, 158116705, 177399230, 189740046, 266098845, 316233410, 474350115, 532197690, 727336843, 948700230, 1454673686, 2182010529, 3636684215, 4364021058, 7273368430, 10910052645, 21820105290]

約数ペア:

[(1, 21820105290), (2, 10910052645), (3, 7273368430), (5, 4364021058), (6, 3636684215), (10, 2182010529), (15, 1454673686), (23, 948700230), (30, 727336843), (41, 532197690), (46, 474350115), (69, 316233410), (82, 266098845), (115, 189740046), (123, 177399230), (138, 158116705), (205, 106439538), (230, 94870023), (246, 88699615), (345, 63246682), (410, 53219769), (615, 35479846), (690, 31623341), (943, 23139030), (1230, 17739923), (1886, 11569515), (2829, 7713010), (4715, 4627806), (5658, 3856505), (9430, 2313903), (14145, 1542602), (28290, 771301)]