21190950

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1427}}^1$

素因数の和:1459

約数の個数: 96

約数和(自身を含む): 63745920

約数和(自身を除く): 42554970

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 27, 30, 33, 45, 50, 54, 55, 66, 75, 90, 99, 110, 135, 150, 165, 198, 225, 270, 275, 297, 330, 450, 495, 550, 594, 675, 825, 990, 1350, 1427, 1485, 1650, 2475, 2854, 2970, 4281, 4950, 7135, 7425, 8562, 12843, 14270, 14850, 15697, 21405, 25686, 31394, 35675, 38529, 42810, 47091, 64215, 71350, 77058, 78485, 94182, 107025, 128430, 141273, 156970, 192645, 214050, 235455, 282546, 321075, 385290, 392425, 423819, 470910, 642150, 706365, 784850, 847638, 963225, 1177275, 1412730, 1926450, 2119095, 2354550, 3531825, 4238190, 7063650, 10595475, 21190950]

約数ペア:

[(1, 21190950), (2, 10595475), (3, 7063650), (5, 4238190), (6, 3531825), (9, 2354550), (10, 2119095), (11, 1926450), (15, 1412730), (18, 1177275), (22, 963225), (25, 847638), (27, 784850), (30, 706365), (33, 642150), (45, 470910), (50, 423819), (54, 392425), (55, 385290), (66, 321075), (75, 282546), (90, 235455), (99, 214050), (110, 192645), (135, 156970), (150, 141273), (165, 128430), (198, 107025), (225, 94182), (270, 78485), (275, 77058), (297, 71350), (330, 64215), (450, 47091), (495, 42810), (550, 38529), (594, 35675), (675, 31394), (825, 25686), (990, 21405), (1350, 15697), (1427, 14850), (1485, 14270), (1650, 12843), (2475, 8562), (2854, 7425), (2970, 7135), (4281, 4950)]