21342840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6133}}^1$

素因数の和:6176

約数の個数: 64

約数和(自身を含む): 66247200

約数和(自身を除く): 44904360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 6133, 12266, 18399, 24532, 30665, 36798, 49064, 61330, 73596, 91995, 122660, 147192, 177857, 183990, 245320, 355714, 367980, 533571, 711428, 735960, 889285, 1067142, 1422856, 1778570, 2134284, 2667855, 3557140, 4268568, 5335710, 7114280, 10671420, 21342840]

約数ペア:

[(1, 21342840), (2, 10671420), (3, 7114280), (4, 5335710), (5, 4268568), (6, 3557140), (8, 2667855), (10, 2134284), (12, 1778570), (15, 1422856), (20, 1067142), (24, 889285), (29, 735960), (30, 711428), (40, 533571), (58, 367980), (60, 355714), (87, 245320), (116, 183990), (120, 177857), (145, 147192), (174, 122660), (232, 91995), (290, 73596), (348, 61330), (435, 49064), (580, 36798), (696, 30665), (870, 24532), (1160, 18399), (1740, 12266), (3480, 6133)]