21635775

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:286

約数の個数: 96

約数和(自身を含む): 48012800

約数和(自身を除く): 26377025

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 27, 35, 45, 57, 63, 75, 95, 105, 133, 135, 171, 175, 189, 225, 241, 285, 315, 399, 475, 513, 525, 665, 675, 723, 855, 945, 1197, 1205, 1425, 1575, 1687, 1995, 2169, 2565, 3325, 3591, 3615, 4275, 4579, 4725, 5061, 5985, 6025, 6507, 8435, 9975, 10845, 12825, 13737, 15183, 17955, 18075, 22895, 25305, 29925, 32053, 32535, 41211, 42175, 45549, 54225, 68685, 75915, 89775, 96159, 114475, 123633, 126525, 160265, 162675, 206055, 227745, 288477, 343425, 379575, 480795, 618165, 801325, 865431, 1030275, 1138725, 1442385, 2403975, 3090825, 4327155, 7211925, 21635775]

約数ペア:

[(1, 21635775), (3, 7211925), (5, 4327155), (7, 3090825), (9, 2403975), (15, 1442385), (19, 1138725), (21, 1030275), (25, 865431), (27, 801325), (35, 618165), (45, 480795), (57, 379575), (63, 343425), (75, 288477), (95, 227745), (105, 206055), (133, 162675), (135, 160265), (171, 126525), (175, 123633), (189, 114475), (225, 96159), (241, 89775), (285, 75915), (315, 68685), (399, 54225), (475, 45549), (513, 42175), (525, 41211), (665, 32535), (675, 32053), (723, 29925), (855, 25305), (945, 22895), (1197, 18075), (1205, 17955), (1425, 15183), (1575, 13737), (1687, 12825), (1995, 10845), (2169, 9975), (2565, 8435), (3325, 6507), (3591, 6025), (3615, 5985), (4275, 5061), (4579, 4725)]