21847770

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{34679}}^1$

素因数の和:34699

約数の個数: 48

約数和(自身を含む): 64920960

約数和(自身を除く): 43073190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 34679, 69358, 104037, 173395, 208074, 242753, 312111, 346790, 485506, 520185, 624222, 728259, 1040370, 1213765, 1456518, 1560555, 2184777, 2427530, 3121110, 3641295, 4369554, 7282590, 10923885, 21847770]

約数ペア:

[(1, 21847770), (2, 10923885), (3, 7282590), (5, 4369554), (6, 3641295), (7, 3121110), (9, 2427530), (10, 2184777), (14, 1560555), (15, 1456518), (18, 1213765), (21, 1040370), (30, 728259), (35, 624222), (42, 520185), (45, 485506), (63, 346790), (70, 312111), (90, 242753), (105, 208074), (126, 173395), (210, 104037), (315, 69358), (630, 34679)]