21462870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5003}}^1$

素因数の和:5037

約数の個数: 64

約数和(自身を含む): 60528384

約数和(自身を除く): 39065514

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 715, 858, 1430, 2145, 4290, 5003, 10006, 15009, 25015, 30018, 50030, 55033, 65039, 75045, 110066, 130078, 150090, 165099, 195117, 275165, 325195, 330198, 390234, 550330, 650390, 715429, 825495, 975585, 1430858, 1650990, 1951170, 2146287, 3577145, 4292574, 7154290, 10731435, 21462870]

約数ペア:

[(1, 21462870), (2, 10731435), (3, 7154290), (5, 4292574), (6, 3577145), (10, 2146287), (11, 1951170), (13, 1650990), (15, 1430858), (22, 975585), (26, 825495), (30, 715429), (33, 650390), (39, 550330), (55, 390234), (65, 330198), (66, 325195), (78, 275165), (110, 195117), (130, 165099), (143, 150090), (165, 130078), (195, 110066), (286, 75045), (330, 65039), (390, 55033), (429, 50030), (715, 30018), (858, 25015), (1430, 15009), (2145, 10006), (4290, 5003)]