21102943260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{50245103}}^1$

素因数の和:50245122

約数の個数: 48

約数和(自身を含む): 67529419776

約数和(自身を除く): 46426476516

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 50245103, 100490206, 150735309, 200980412, 251225515, 301470618, 351715721, 502451030, 602941236, 703431442, 753676545, 1004902060, 1055147163, 1406862884, 1507353090, 1758578605, 2110294326, 3014706180, 3517157210, 4220588652, 5275735815, 7034314420, 10551471630, 21102943260]

約数ペア:

[(1, 21102943260), (2, 10551471630), (3, 7034314420), (4, 5275735815), (5, 4220588652), (6, 3517157210), (7, 3014706180), (10, 2110294326), (12, 1758578605), (14, 1507353090), (15, 1406862884), (20, 1055147163), (21, 1004902060), (28, 753676545), (30, 703431442), (35, 602941236), (42, 502451030), (60, 351715721), (70, 301470618), (84, 251225515), (105, 200980412), (140, 150735309), (210, 100490206), (420, 50245103)]