21682740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9767}}^1$

素因数の和:9816

約数の個数: 48

約数和(自身を含む): 62358912

約数和(自身を除く): 40676172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 9767, 19534, 29301, 39068, 48835, 58602, 97670, 117204, 146505, 195340, 293010, 361379, 586020, 722758, 1084137, 1445516, 1806895, 2168274, 3613790, 4336548, 5420685, 7227580, 10841370, 21682740]

約数ペア:

[(1, 21682740), (2, 10841370), (3, 7227580), (4, 5420685), (5, 4336548), (6, 3613790), (10, 2168274), (12, 1806895), (15, 1445516), (20, 1084137), (30, 722758), (37, 586020), (60, 361379), (74, 293010), (111, 195340), (148, 146505), (185, 117204), (222, 97670), (370, 58602), (444, 48835), (555, 39068), (740, 29301), (1110, 19534), (2220, 9767)]