21584700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{827}}^1$

素因数の和:876

約数の個数: 108

約数和(自身を含む): 70073640

約数和(自身を除く): 48488940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 36, 45, 50, 58, 60, 75, 87, 90, 100, 116, 145, 150, 174, 180, 225, 261, 290, 300, 348, 435, 450, 522, 580, 725, 827, 870, 900, 1044, 1305, 1450, 1654, 1740, 2175, 2481, 2610, 2900, 3308, 4135, 4350, 4962, 5220, 6525, 7443, 8270, 8700, 9924, 12405, 13050, 14886, 16540, 20675, 23983, 24810, 26100, 29772, 37215, 41350, 47966, 49620, 62025, 71949, 74430, 82700, 95932, 119915, 124050, 143898, 148860, 186075, 215847, 239830, 248100, 287796, 359745, 372150, 431694, 479660, 599575, 719490, 744300, 863388, 1079235, 1199150, 1438980, 1798725, 2158470, 2398300, 3597450, 4316940, 5396175, 7194900, 10792350, 21584700]

約数ペア:

[(1, 21584700), (2, 10792350), (3, 7194900), (4, 5396175), (5, 4316940), (6, 3597450), (9, 2398300), (10, 2158470), (12, 1798725), (15, 1438980), (18, 1199150), (20, 1079235), (25, 863388), (29, 744300), (30, 719490), (36, 599575), (45, 479660), (50, 431694), (58, 372150), (60, 359745), (75, 287796), (87, 248100), (90, 239830), (100, 215847), (116, 186075), (145, 148860), (150, 143898), (174, 124050), (180, 119915), (225, 95932), (261, 82700), (290, 74430), (300, 71949), (348, 62025), (435, 49620), (450, 47966), (522, 41350), (580, 37215), (725, 29772), (827, 26100), (870, 24810), (900, 23983), (1044, 20675), (1305, 16540), (1450, 14886), (1654, 13050), (1740, 12405), (2175, 9924), (2481, 8700), (2610, 8270), (2900, 7443), (3308, 6525), (4135, 5220), (4350, 4962)]