21623595

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2039}}^1$

素因数の和:2155

約数の個数: 32

約数和(自身を含む): 39951360

約数和(自身を除く): 18327765

約数列:

[1, 3, 5, 7, 15, 21, 35, 101, 105, 303, 505, 707, 1515, 2039, 2121, 3535, 6117, 10195, 10605, 14273, 30585, 42819, 71365, 205939, 214095, 617817, 1029695, 1441573, 3089085, 4324719, 7207865, 21623595]

約数ペア:

[(1, 21623595), (3, 7207865), (5, 4324719), (7, 3089085), (15, 1441573), (21, 1029695), (35, 617817), (101, 214095), (105, 205939), (303, 71365), (505, 42819), (707, 30585), (1515, 14273), (2039, 10605), (2121, 10195), (3535, 6117)]