21026600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1$

素因数の和:699

約数の個数: 96

約数和(自身を含む): 58389120

約数和(自身を除く): 37362520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 92, 100, 115, 140, 161, 175, 184, 200, 230, 280, 322, 350, 460, 575, 644, 653, 700, 805, 920, 1150, 1288, 1306, 1400, 1610, 2300, 2612, 3220, 3265, 4025, 4571, 4600, 5224, 6440, 6530, 8050, 9142, 13060, 15019, 16100, 16325, 18284, 22855, 26120, 30038, 32200, 32650, 36568, 45710, 60076, 65300, 75095, 91420, 105133, 114275, 120152, 130600, 150190, 182840, 210266, 228550, 300380, 375475, 420532, 457100, 525665, 600760, 750950, 841064, 914200, 1051330, 1501900, 2102660, 2628325, 3003800, 4205320, 5256650, 10513300, 21026600]

約数ペア:

[(1, 21026600), (2, 10513300), (4, 5256650), (5, 4205320), (7, 3003800), (8, 2628325), (10, 2102660), (14, 1501900), (20, 1051330), (23, 914200), (25, 841064), (28, 750950), (35, 600760), (40, 525665), (46, 457100), (50, 420532), (56, 375475), (70, 300380), (92, 228550), (100, 210266), (115, 182840), (140, 150190), (161, 130600), (175, 120152), (184, 114275), (200, 105133), (230, 91420), (280, 75095), (322, 65300), (350, 60076), (460, 45710), (575, 36568), (644, 32650), (653, 32200), (700, 30038), (805, 26120), (920, 22855), (1150, 18284), (1288, 16325), (1306, 16100), (1400, 15019), (1610, 13060), (2300, 9142), (2612, 8050), (3220, 6530), (3265, 6440), (4025, 5224), (4571, 4600)]