21746700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:424

約数の個数: 108

約数和(自身を含む): 69306328

約数和(自身を除く): 47559628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 73, 75, 90, 100, 146, 150, 180, 219, 225, 292, 300, 331, 365, 438, 450, 657, 662, 730, 876, 900, 993, 1095, 1314, 1324, 1460, 1655, 1825, 1986, 2190, 2628, 2979, 3285, 3310, 3650, 3972, 4380, 4965, 5475, 5958, 6570, 6620, 7300, 8275, 9930, 10950, 11916, 13140, 14895, 16425, 16550, 19860, 21900, 24163, 24825, 29790, 32850, 33100, 48326, 49650, 59580, 65700, 72489, 74475, 96652, 99300, 120815, 144978, 148950, 217467, 241630, 289956, 297900, 362445, 434934, 483260, 604075, 724890, 869868, 1087335, 1208150, 1449780, 1812225, 2174670, 2416300, 3624450, 4349340, 5436675, 7248900, 10873350, 21746700]

約数ペア:

[(1, 21746700), (2, 10873350), (3, 7248900), (4, 5436675), (5, 4349340), (6, 3624450), (9, 2416300), (10, 2174670), (12, 1812225), (15, 1449780), (18, 1208150), (20, 1087335), (25, 869868), (30, 724890), (36, 604075), (45, 483260), (50, 434934), (60, 362445), (73, 297900), (75, 289956), (90, 241630), (100, 217467), (146, 148950), (150, 144978), (180, 120815), (219, 99300), (225, 96652), (292, 74475), (300, 72489), (331, 65700), (365, 59580), (438, 49650), (450, 48326), (657, 33100), (662, 32850), (730, 29790), (876, 24825), (900, 24163), (993, 21900), (1095, 19860), (1314, 16550), (1324, 16425), (1460, 14895), (1655, 13140), (1825, 11916), (1986, 10950), (2190, 9930), (2628, 8275), (2979, 7300), (3285, 6620), (3310, 6570), (3650, 5958), (3972, 5475), (4380, 4965)]