21128473896

素因数分解:

$2^3\times 3^1\times {\mathrm{443}}^1\times {\mathrm{1061}}^1\times {\mathrm{1873}}^1$

素因数の和:3386

約数の個数: 64

約数和(自身を含む): 53018608320

約数和(自身を除く): 31890134424

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 443, 886, 1061, 1329, 1772, 1873, 2122, 2658, 3183, 3544, 3746, 4244, 5316, 5619, 6366, 7492, 8488, 10632, 11238, 12732, 14984, 22476, 25464, 44952, 470023, 829739, 940046, 1410069, 1659478, 1880092, 1987253, 2489217, 2820138, 3318956, 3760184, 3974506, 4978434, 5640276, 5961759, 6637912, 7949012, 9956868, 11280552, 11923518, 15898024, 19913736, 23847036, 47694072, 880353079, 1760706158, 2641059237, 3521412316, 5282118474, 7042824632, 10564236948, 21128473896]

約数ペア:

[(1, 21128473896), (2, 10564236948), (3, 7042824632), (4, 5282118474), (6, 3521412316), (8, 2641059237), (12, 1760706158), (24, 880353079), (443, 47694072), (886, 23847036), (1061, 19913736), (1329, 15898024), (1772, 11923518), (1873, 11280552), (2122, 9956868), (2658, 7949012), (3183, 6637912), (3544, 5961759), (3746, 5640276), (4244, 4978434), (5316, 3974506), (5619, 3760184), (6366, 3318956), (7492, 2820138), (8488, 2489217), (10632, 1987253), (11238, 1880092), (12732, 1659478), (14984, 1410069), (22476, 940046), (25464, 829739), (44952, 470023)]