21342930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{14519}}^1$

素因数の和:14543

約数の個数: 48

約数和(自身を含む): 59590080

約数和(自身を除く): 38247150

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 14519, 29038, 43557, 72595, 87114, 101633, 145190, 203266, 217785, 304899, 435570, 508165, 609798, 711431, 1016330, 1422862, 1524495, 2134293, 3048990, 3557155, 4268586, 7114310, 10671465, 21342930]

約数ペア:

[(1, 21342930), (2, 10671465), (3, 7114310), (5, 4268586), (6, 3557155), (7, 3048990), (10, 2134293), (14, 1524495), (15, 1422862), (21, 1016330), (30, 711431), (35, 609798), (42, 508165), (49, 435570), (70, 304899), (98, 217785), (105, 203266), (147, 145190), (210, 101633), (245, 87114), (294, 72595), (490, 43557), (735, 29038), (1470, 14519)]