21993900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{167}}^1\times {\mathrm{439}}^1$

素因数の和:623

約数の個数: 72

約数和(自身を含む): 64162560

約数和(自身を除く): 42168660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 167, 300, 334, 439, 501, 668, 835, 878, 1002, 1317, 1670, 1756, 2004, 2195, 2505, 2634, 3340, 4175, 4390, 5010, 5268, 6585, 8350, 8780, 10020, 10975, 12525, 13170, 16700, 21950, 25050, 26340, 32925, 43900, 50100, 65850, 73313, 131700, 146626, 219939, 293252, 366565, 439878, 733130, 879756, 1099695, 1466260, 1832825, 2199390, 3665650, 4398780, 5498475, 7331300, 10996950, 21993900]

約数ペア:

[(1, 21993900), (2, 10996950), (3, 7331300), (4, 5498475), (5, 4398780), (6, 3665650), (10, 2199390), (12, 1832825), (15, 1466260), (20, 1099695), (25, 879756), (30, 733130), (50, 439878), (60, 366565), (75, 293252), (100, 219939), (150, 146626), (167, 131700), (300, 73313), (334, 65850), (439, 50100), (501, 43900), (668, 32925), (835, 26340), (878, 25050), (1002, 21950), (1317, 16700), (1670, 13170), (1756, 12525), (2004, 10975), (2195, 10020), (2505, 8780), (2634, 8350), (3340, 6585), (4175, 5268), (4390, 5010)]