21095600

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2293}}^1$

素因数の和:2334

約数の個数: 60

約数和(自身を含む): 52908816

約数和(自身を除く): 31813216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 2293, 2300, 4586, 4600, 9172, 9200, 11465, 18344, 22930, 36688, 45860, 52739, 57325, 91720, 105478, 114650, 183440, 210956, 229300, 263695, 421912, 458600, 527390, 843824, 917200, 1054780, 1318475, 2109560, 2636950, 4219120, 5273900, 10547800, 21095600]

約数ペア:

[(1, 21095600), (2, 10547800), (4, 5273900), (5, 4219120), (8, 2636950), (10, 2109560), (16, 1318475), (20, 1054780), (23, 917200), (25, 843824), (40, 527390), (46, 458600), (50, 421912), (80, 263695), (92, 229300), (100, 210956), (115, 183440), (184, 114650), (200, 105478), (230, 91720), (368, 57325), (400, 52739), (460, 45860), (575, 36688), (920, 22930), (1150, 18344), (1840, 11465), (2293, 9200), (2300, 9172), (4586, 4600)]