21104100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:330

約数の個数: 108

約数和(自身を含む): 67026960

約数和(自身を除く): 45922860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 131, 150, 179, 180, 225, 262, 300, 358, 393, 450, 524, 537, 655, 716, 786, 895, 900, 1074, 1179, 1310, 1572, 1611, 1790, 1965, 2148, 2358, 2620, 2685, 3222, 3275, 3580, 3930, 4475, 4716, 5370, 5895, 6444, 6550, 7860, 8055, 8950, 9825, 10740, 11790, 13100, 13425, 16110, 17900, 19650, 23449, 23580, 26850, 29475, 32220, 39300, 40275, 46898, 53700, 58950, 70347, 80550, 93796, 117245, 117900, 140694, 161100, 211041, 234490, 281388, 351735, 422082, 468980, 586225, 703470, 844164, 1055205, 1172450, 1406940, 1758675, 2110410, 2344900, 3517350, 4220820, 5276025, 7034700, 10552050, 21104100]

約数ペア:

[(1, 21104100), (2, 10552050), (3, 7034700), (4, 5276025), (5, 4220820), (6, 3517350), (9, 2344900), (10, 2110410), (12, 1758675), (15, 1406940), (18, 1172450), (20, 1055205), (25, 844164), (30, 703470), (36, 586225), (45, 468980), (50, 422082), (60, 351735), (75, 281388), (90, 234490), (100, 211041), (131, 161100), (150, 140694), (179, 117900), (180, 117245), (225, 93796), (262, 80550), (300, 70347), (358, 58950), (393, 53700), (450, 46898), (524, 40275), (537, 39300), (655, 32220), (716, 29475), (786, 26850), (895, 23580), (900, 23449), (1074, 19650), (1179, 17900), (1310, 16110), (1572, 13425), (1611, 13100), (1790, 11790), (1965, 10740), (2148, 9825), (2358, 8950), (2620, 8055), (2685, 7860), (3222, 6550), (3275, 6444), (3580, 5895), (3930, 5370), (4475, 4716)]