21704149320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{25838273}}^1$

素因数の和:25838294

約数の個数: 64

約数和(自身を含む): 74414229120

約数和(自身を除く): 52710079800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 25838273, 51676546, 77514819, 103353092, 129191365, 155029638, 180867911, 206706184, 258382730, 310059276, 361735822, 387574095, 516765460, 542603733, 620118552, 723471644, 775148190, 904339555, 1033530920, 1085207466, 1446943288, 1550296380, 1808679110, 2170414932, 2713018665, 3100592760, 3617358220, 4340829864, 5426037330, 7234716440, 10852074660, 21704149320]

約数ペア:

[(1, 21704149320), (2, 10852074660), (3, 7234716440), (4, 5426037330), (5, 4340829864), (6, 3617358220), (7, 3100592760), (8, 2713018665), (10, 2170414932), (12, 1808679110), (14, 1550296380), (15, 1446943288), (20, 1085207466), (21, 1033530920), (24, 904339555), (28, 775148190), (30, 723471644), (35, 620118552), (40, 542603733), (42, 516765460), (56, 387574095), (60, 361735822), (70, 310059276), (84, 258382730), (105, 206706184), (120, 180867911), (140, 155029638), (168, 129191365), (210, 103353092), (280, 77514819), (420, 51676546), (840, 25838273)]